Best Alto Professional Pa Systems in 2026

Rechargeble Microphone: ●No need to purchase additional AA batteries. ●The microphone and receiver are both built-in 1200 mAh rechargeable lithium-ion battery. work time up to 7 plus hours with charging time 3-4 hours.●The charging cable are included in package,support charging the dual microphones and receiver in one cable at the same time.●Cool led light ring (working in green,charging in red),and a enhance fashion clear white led display.

UHF Wireless Microphone(Pro): ●The microphone adopts UHF frequency band(Use lawful signal bands with US FCC ID), Open Place: UHF distance240FT/75m,Signal Stability●Receiver with Bluetooth, Or as a Bluetooth receiver to play music on old speakers.Turn on the receiver, search for the Bluetooth name: Bietrun, Play your music for karaoke. Bluetooth 32ft/10m.

Dynamic Vocal Microphone: Built-in Dynamic Unidirectional microphone core (dB value: 95dB/Audio Signal Sampling: 48 Khz/Frequency Response: 50hz - 16khz), Built-in boost circuit design to Vocal is clearer.●The mic outer case is alloy material which is harder, lighter and more wear-resistant, This microphone has a better weight and grip experience.●for conference, speech, web podcast, Yoga instructor, church, family party, opening ceremony, dancing instructor, promotion etc.

Latest wireless karaoke microphone system: Built-in high sensitivity professional Dynamic microphone, transmission distance upgrade to 160feet (50M) ★Signal stability★No delay★No radiation ★Anti-howling ★Anti-jamming ★Constant frequency★Distortion <0.2%★15 UHF Adjustable channels. The mic outer case is alloy material which is harder, lighter and more wear-resistant. ※※※Not compatible Bluetooth speakers※※※.Can Only Plug in mic jack, no plug in Aux jack, otherwise no sound can be heard.

Easy to use microphone: Plug and play, no need pair.★ 6.3 mm(1/4'') to 3.5 mm(1/8'') adapter for with MIC jack speaker, Singing machine, audio amplifier, PA system, Voice amplifier and more Streaming multimedia equipment, only plug in MIC jack. ★Forbid Plug in AUX jack. ★Not supported MacBooks.If you need to use multiple wireless microphones at the same time, press the channel button to switch channels (15 channel numbers Not the same).

Battery and display: The microphone does not come with any batteries, we recommend using 2 AA Amazon alkaline batteries. The chargeable receiver is built-in 720mAh battery for 4.5 hours use time and fully charged in 3 hours.★The display can show the battery power and signal strength in real time, don't worry about Suddenly not working.

PRO DUAL WIRELESS MICROPHONES: Built-in high sensitivity professional Dynamic Unidirectional microphone core, transmission distance upgrade to 160 feet (Open place). Enhance Signal stability, No delay, No radiation, Anti-howling, Anti-jamming, Constant frequency. The handheld mics with all Metal Design, which is harder, lighter and more wear-resistant.

PLUG AND PLAY: No need pair. Can Only Plug In equipment with Mic input, E.g speaker, Singing machine, audio amplifier, PA system, Voice amplifier, truck speaker system, Dome speaker system etc. Can't Plug In AUX input, Otherwise No Sound can be heard.(Not Compatible with Bluetooth Speakers and Laptop)

BATTERY AND DISPLAY: The chargeable receiver is built-in 720mAh battery for 4.5 hours use time when fully charged in 3 hours. The microphone does not come with any batteries, we recommend using 2 AA Amazon alkaline batteries. The display can show the battery power and signal strength in real time, don't worry about Suddenly not working

Plug and Play, No Set up Required: Plug the receiver into karaoke machine, turn on the microphone then sing it loudly or deliver a speech! Never easy as this time. Bietrun wxm 31 wireless microphones are super friendly to everyone even if you have never enjoyed microphones. You won't have to set up the frequency matching, turn the microphone on, and the receiver automatically pairs with it.(Note: this wireless mic is incompatible with phones, computers, and tablets.)

Lossless Crystal Clear Sound: This wireless microphone karaoke is a dynamic cardioid mic that gives you clear sound quality thanks to high-fidelity audio technology. Gentle generous 50Hz–16kHz frequency response and presence boost to provide a sound that is clear and smooth.Perfect for family karaoke, small stages, clubs, places of worship, hotels, and gyms. Why not have hours of fun and no cords disturbing now?

Ease of use: The microphone uses a 2 AA battery(not included), and the receiver is USB-C ( cable included)rechargeable. 15 channels per microphone, you can switch it with the CH button. The microphone is equipped with an LCD screen thus it shows the microphone CH A/CH B, channel, battery power, and signal presence. Volume control via the Power Button, volume level from 1-5. Bietrun wxm31 microfonos inalambricos professional compatible with a karaoke machine, amplifier, mixer, PA system, and audio interface.(Note: No Bluetooth)

RECHARGEABLE MIC/RECEIVER WITH BLUETOOTH: No need battery, the microphone and receiver are both built-in 1200mAh rechargeable lithium-ion battery,work time up to 7 plus hours with charging time 3-4 hours. The Receiver with Bluetooth Function (Bluetooth Distance:32ft/10m, Name:Bietrun).

Premium UHF CORDLESS MICROPHONE: With 15 adjustable frequencies per wireless mic, which provide the long transmission distance. Operating distance is 240FT/75m in open space.★No Delay★No Radiation★Anti-Howling★Anti-Jamming ★Cardioid Microphone★All Metal Design★

PLUG AND PLAY: Auto connect, long press the microphone tail switch to turn on the microphone. Only for input devices with 6.35mm (1/4") or 3.5mm (1/8") MIC interface, E.g speaker, Singing machine, audio amplifier, PA system, Voice amplifier, truck speaker system, Dome speaker system etc. Receiver with Bluetooth, Or as a Bluetooth receiver to play music on old speakers.●Turn on the receiver, search for the Bluetooth name: Bietrun, Play your music for karaoke.

RECHARGEABLE MIC/RECEIVER WITH BLUETOOTH: No need battery, the microphone and receiver are both built-in 1200mAh rechargeable lithium-ion battery,work time up to 7 plus hours with charging time 3-4 hours. The Receiver with Bluetooth Function (Bluetooth Distance:32ft/10m, Name:Bietrun).

Premium UHF CORDLESS MICROPHONE: With 15 adjustable frequencies per wireless mic, which provide the long transmission distance. Operating distance is 240FT/75m in open space.★No Delay★No Radiation★Anti-Howling★Anti-Jamming ★Cardioid Microphone★All Metal Design★

PLUG AND PLAY: Auto connect, long press the microphone tail switch to turn on the microphone. Only for input devices with 6.35mm (1/4") or 3.5mm (1/8") MIC interface, E.g speaker, Singing machine, audio amplifier, PA system, Voice amplifier, truck speaker system, Dome speaker system etc. Receiver with Bluetooth, Or as a Bluetooth receiver to play music on old speakers.●Turn on the receiver, search for the Bluetooth name: Bietrun, Play your music for karaoke.

PRO-UHF WIRELESS MICROPHONE SYSTEM: ●Adopt the latest connection technology chip in 2022. The connection distance is about 240feet (75M). ●No dropouts●No hiss●No feedback●Clear voice●Stable signal●Great sound quality. With 15 UHF Selectable frequency band(lawful signal bands(500 - 599Mhz) with US FCC ID), no need to worry about interferences.

RECHARGEABLE DUAL HANDHELD MICROPHONES: ●No AA battery needed. ●The microphone has a built-in 1200mAh rechargeable lithium-ion battery, when fully charged the mics(3-4hours) can be used for up to 7 hours. ●The dual charging cable is included, supporting 2 microphones charging simultaneously. ●The receiver has a UL-Certified plug

PRO-CLEAR VOCALS DYNAMIC MICS: Built-in dynamic unidirectional microphone core (95dB±2dB), the vocal is clearer, eliminates background noise and howling.●Cool led light ring (working in green, charging in red), fashion clear white LED display.●Perfect for the conference, speech, web podcast, Yoga instructor, church, family party, opening ceremony, dancing instructor, promotion, etc.

Long Distance Wireless Karaoke Microphone: Wireless Distance Upgrade To 160 Feet (50m), Upgraded the microphone manufacturing process with Signal Stability●No Delay●No Radiation●Anti-Howling●Anti-Jamming ●Constant Frequency●Distortion <0.2%●15 Uhf Adjustable Channels. ●The Mic Outer Case Is Alloy Material Which Is Harder, Lighter And More Wear-Resistant.●We provide one year warranty.

Plug And Play, Easy To Use: ●Can Only Plug In equipment with Mic input, Can't Plug In AUX input, Otherwise No Sound.(Not Compatible with Bluetooth Speakers and Laptop)●For With Mic input Speaker, Singing Machine, Audio Amplifier, Pa System, Mixer, Voice Amplifier And More Streaming Multimedia Equipment..●The Display Can Show The Battery Power And Signal Strength In Real Time, Don'T Worry About Suddenly Not Working.

Microphone Battery Powered and Rechargeable Receiver: The Microphone Does Not Come With Any Batteries, We Recommend Using 2 AA Amazon Alkaline Batteries. ●Correctly install the battery + - direction.●the receiver should be charged for 5 hours before the first use●Long Press and hold the Mic and Receiver buttons to power on, The Chargeable Receiver Is Built-In 650 Mah Battery For 4 Hours work Time And Fully Charged In 3 Hours.

【Wireless microphone system with echo/treble/bass】:● The wireless karaoke microphone set has echo, treble, bass control button, you can use different sound effects according to different songs. ●The system has bluetooth, connect via bluetooth( bietrun) to play your favorite music.●The wireless mics have 30 channels, each 15. Remove the battery cover of the mic, short press the grey circle button to adjust channel to avoid interference. Item Model Number: WXM09

[Professional UHF Wireless Karaoke Microphone System] The microphones adopt fcc certified UHF frequency band, which provide the long transmission distance (Open Place: UHF distance 98ft/30m, Bluetooth 32ft/10m).●Frequency Response 50Hz-16kHz●Signal stability ●No delay ●No radiation ●Anti-howling ●Anti-jamming ●Constant frequency ●distortion <0.2%●Clearer sound quality.※※※Not compatible Bluetooth speakers※※※.Can Only Plug in mic jack, no plug in Aux jack, otherwise no sound can be heard.

【portable and professional dual dynamic microphone】: plug and play, no extra setting. ​You can adjust echo, treble, bass, volume or switch channels on the handheld microphone at will, portable and convenient, eliminating the trouble of carrying the receiving system. comes with dual handheld wireless karaoke microphone, widely applied to conference, speech, web podcast, yoga instructor, church, get together, family party, opening ceremony, dancing instructor, promotion etc.

8-Channel Professional UHF Wireless Microphone System: ●Bietrun 8 mics system adopts 2022 latest Surface Acoustic Wave(SAW) signal connection technology, The connection distance is about 165 feet (50 Meters). Without dropouts, hiss, or feedback. ●Clear Voice●Stable signal● High-quality sound● With UHF Selectable frequency band(Use lawful signal bands(500 - 599Mhz) with US FCC ID). With 5 adjustable frequencies per mic, without worrying about interference.

Rechargeable 8 Handheld Microphones: ●No AA battery needed. ●The microphones are a built-in 1200mAh rechargeable lithium-ion battery, work time up to 7 plus hours and with charging time of 3-4 hours. ●The dual charging cable is included, supporting 2 microphones charging simultaneously. ●The receiver has a UL-Certified plug.●Long press the "PWR·VOL" button on the microphone to turn on the mic.

Professional Clear Vocals Dynamic Mics: Built-in dynamic unidirectional microphone core (95dB±2dB), crisp, clear sound.Without dropouts, hiss, or feedback. ●Cool led light ring (working in green, charging in red), fashionable clear white led display.●Ideal for church, conference, speech, web podcast, Yoga instructor, family party, opening ceremony, dancing instructor, promotion etc.

Long Wireless Signal and Adjustable 15 Frequency Channel: ●The microphone adopts UHF frequency band and which provide the long transmission distance (Open Place: UHF distance 168ft/50m, Bluetooth 32ft/10m), low delay and crystal clear sound quality.●If you use multiple microphones at the same time, Click the “CH” button at the end of the microphone to adjust the channel.

Rechargeble Microphone: ●No need to purchase additional AA batteries. ●The microphone and receiver are both built-in 1200 mAh rechargeable lithium-ion battery. work time up to 7 hours with charging time 3-4 hours.●Cool led light ring (working in green,charging in red),and a enhance fashion clear white led display.

Easy to Use:●Plug and play, no need to pair, long press the "PWR·VOL" button to turn on the microphone. Only for input devices with 6.35mm (1/4") or 3.5mm (1/8") MIC port, E.g speaker, Singing machine, audio amplifier, PA system, Voice amplifier, truck speaker system, Dome speaker system etc. ●Receiver with Bluetooth.Turn on the receiver and insert it into your audio device, search for the Bluetooth name: Bietrun, Play your music for karaoke.

[Professional UHF Wireless Karaoke Microphone System]: The microphone connection distance is about 160feet (50M). Bluetooth 4.2 connection distance is 10M. ●Signal stability●No delay●Anti-howling ●Anti-jamming ●Constant frequency ●Clearer sound quality. ●Frequency Response 50Hz-18kHz; SNR >95dB; Distortion <1%; 15 UHF Work channels(CH01-CH15).

[Very Easy to Use]: Plug and play. ●Comes with two handheld wireless karaoke microphone, you can do all you want on the microphone and see clearer from the large led display. ●The Wireless Microphone Receiver has a UL-certified plug, very safe, Or use power Bank (5V-1A) supply Power, then long press the power button to turn on the receiver for use. ●Each microphone ues 2 AA batteries (not included), Please using Amazon alkaline AA batteries for longer karaoke time with correct direction.

[Wireless Microphone System With Treble/Bass/Echo] : The karaoke microphone set has treble, bass, Echo control button, so you can choose different sound effects according to different songs. This wireless microphone system has Bluetooth function, connect via Bluetooth( Bietrun 08) to play your favorite music.This wireless microphone has 30 channels, each 15, you can switch to the channel that do not have interference. Perfect for Karaoke, Speech, Meeting, Conference, Indoor or Outdoor.

Plug And Play, No Need Pair: Only Plug In Mic Jack. For With Mic Jack Speaker, Singing Machine, Audio Amplifier, Pa System, Voice Amplifier And More Streaming Multimedia Equipment. Use Trrs Cable To Connect Pc/Apple Iphone/Android Phone Laptops Etc.●Please Use Genuine Conversion Cables: Usb-C To 3.5mm/Lightning To 3.5mm Cable (Not Included In The Package), Otherwise, No Sound.●[Not Compatible Bluetooth Speakers/Macbook].

Wireless karaoke microphone system: Built-In High Sensitivity Professional Dynamic Microphone, Transmission Distance Upgrade To 160 Feet (50m) ★Signal Stability★No Delay★No Radiation ★Anti-Howling ★Anti-Jamming ★Constant Frequency★Distortion <0.2%★15 Uhf Adjustable Channels. The Mic Outer Case Is Alloy Material Which Is Harder, Lighter And More Wear-Resistant. ★Can Only Plug In Mic Jack, No Plug In Aux Jack, Otherwise No Sound Can Be Heard.(Not Compatible Bluetooth Speakers).

Power and display: The Microphone Does Not Come With Any Batteries, We Recommend Using 2 Aa Amazon Alkaline Batteries. The Chargeable Receiver Is Built-In 650 Mah Battery For 4 Hours Use Time And Fully Charged In 3 Hours.★The Display Can Show The Battery Power And Signal Strength In Real Time, Don'T Worry About Suddenly Not Working.

Plug and Play, No Set up Required: Plug the receiver into karaoke machine, turn on the microphone then sing it loudly or deliver a speech! Never easy as this time. Bietrun wxm 31 wireless microphones are super friendly to everyone even if you have never enjoyed microphones. You won't have to set up the frequency matching, turn the microphone on, and the receiver automatically pairs with it.(Note: this wireless mic is incompatible with phones, computers, and tablets.)

Lossless Crystal Clear Sound: This wireless microphone karaoke is a dynamic cardioid mic that gives you clear sound quality thanks to high-fidelity audio technology. Gentle generous 50Hz–16kHz frequency response and presence boost to provide a sound that is clear and smooth.Perfect for family karaoke, small stages, clubs, places of worship, hotels, and gyms. Why not have hours of fun and no cords disturbing now?

Ease of use: The microphone uses a 2 AA battery(not included), and the receiver is USB-C rechargeable. 15 channels per microphone, you can switch it with the CH button. The microphone is equipped with an LCD screen thus it shows the microphone CH A/CH B, channel, battery power, and signal presence. Volume control via the Power Button, volume level from 1-5. Compatible with a karaoke machine, amplifier, mixer, PA system, and audio interface.Note: NOT WITH BLUETOOTH.

【Wide Compatibility】: Comes with 1/4" plug, which can work with Mixer, Pa system speaker, desktop, speaker and amplifier. Built-in 2 converters, TRS adapter (blue) for dslr Camera and digital camera while TRRS cable for Laptop, Ipad & Smartphones. Please use genuine USB-C to lightning conversion cables(not included). Please be aware that this system cannot be used with Bluetooth Speakers or Macbook.

【165FT Cover Range】Use high sensitivity condenser microphone, transmission distance upgrades to 165feet (50M) ●Signal stability●No delay●No radiation ●Anti-howling ●Anti-jamming. ●25 UHF adjustable channels. Our wireless microphone unit won't be interfered by WiFi(2.4G) or Bluetooth because of the built-in unique ID code.

【Meet Multiple Needs at Once】This Microphone System equipped with 3 Microphones! a.Headset Mic b.Handheld Mic c.Lavalier Lapel Mic. Save your time, no need to spend extra money to buy other accessories. Say goodbye to the annoyed choices.

【Warm Tips】This wireless microphone headset only for Mic Jack, not support for Aux/Line in Jack. It's a microphone device for voice input, no auditory function, no speaker. Not Compatible with Bluetooth Speakers/Macbook.

【Professional Wireless Microphone Headset】Upgraded Bietrun wireless microphone is FCC certified, which can work with Mixer, Pa system speaker and amplifier etc without delay or radiation. UHF independent frequency bands can resist jamming and howling ,clearer the sound quality.

【How to Use】Turn on the transmitter and receiver, the blue light will flash for approximately 2s. Indicator light stops flashing after a successful match, then you can use it, no further operation. Long press volume “-” button of the transmitter until the blue light flash 3 times to change channels, which can avoid interference.

Wireless microphone headset system: [Only for Mic Jack, Not support Aux/Line in Jack]The receiver has 1/4" plug connect, works with Mixer, Pa system speaker, desktop, speaker and amplifier. ●Support 15 sets of microphones working simultaneously in different frequency bands without interfering with each other. ●Change channel to avoid interference: Long press volume "—” button of the transmitter until the blue light flash 3 times, then stay on. [●Not Compatible Bluetooth Speakers/Macbook●].

Professional UHF Wireless Mic Performance: Upgraded Bietrun wireless microphone, FCC certified UHF independent frequency bands, high-sensitivity condenser microphone. ●Stable & Comfortable ●165 feet (50m) transmission distance ●Signal stability ●No delay ●No radiation ●Anti-howling ●Anti-jamming ●Constant frequency ●Clearer sound quality.

Easy to use: Please turn on the transmitter and receiver power switches, the blue light will flash for approximately 2s. Indicator light stops flashing after a successful match, then you can use it. No further operation. ●Headset and handheld is 2 in 1 design, easily change the handheld mode to headset mode to meet your needs.

Wireless Microphone with Bluetooth Receiver: Built-in high sensitivity professional Dynamic Unidirectional microphone core, transmission distance upgrade to 160 feet (Open place), Bluetooth 32 feet. ◆Enhance Signal stability, No delay, No radiation, Anti-howling, Anti-jamming, Constant frequency. ◆The mic outer case is alloy material which is harder, lighter and more wear-resistant.(Not compatible with TV).

Plug And Play Microphone: No need pair. ◆Only for input devices with 6.35mm (1/4") or 3.5mm (1/8") MIC interface, E.g speaker, Singing machine, audio amplifier, PA system, Voice amplifier, truck speaker system, Dome speaker system etc.◆Rechargeable Bluetooth receiver, which can be connected to smart phone to karaoke on the speaker. Or as a Bluetooth receiver to play music on old speakers.◆Turn on the receiver, search for the Bluetooth name: Bietrun, Play your music for karaoke.

Enhance Battery Working Time And Display: ◆The chargeable receiver is built-in 1200mAh battery for 8 hours use time and fully charged in 3 hours.◆The microphone does not come with any batteries, we recommend using 2 AA Amazon alkaline batteries. ◆The display can show the battery power and signal strength in real time, don't worry about Suddenly not working.

Connect to Smart TV: ●1.Connect optical cable into the "INPUT" of the microphone, the other side to the "optical output" of the TV(Some optical ports have a protective cap over the hole which needs to be removed before you can plug in the cable).●2. Connect the other 6.35mm/3.5mm cable to the "OUTPUT" of the microphone Receiver, the other side connect to the MIC/AUX/Line-in of the Speaker.

Wireless Signal: ●Receiver with Enhanced detachable Antennas, Signal range is up to 160feet/50m. ●The external Enhanced Bluetooth antenna extends The Bluetooth audio coverage to 64feet/20m, You Can Use Your Phone To Connect To Bluetooth( Bietrun 15) To Play Your Favorite Music for Karaoke.

Plug and Play: ●The Receiver is powered by USB and can be powered by the included UL-certified plug or power bank(Long press the power button to turn on or off). ●Each microphone uses 2 AA batteries (not included). ●Note: if there is signal/noise interference, open the back cover of the Handheld microphone to adjust the frequency of this microphone).

Receiver for Bietrun WXM02 / WXM04 Wireless Microphone : Use to replace your old, damaged, or non-working receiver. Note: The receiver only works with Bietrun WXM02 / WXM04 microphones.

Pair Steps: 1. Turn off the receiver and mic. 2. Open the mic battery cap. 3. Press and hold the mic(HI-LO)button for 10s+ until the display channel flashes. 4. Quick turn on the receiver, wait for the mic channel display to stop flashing, and the blue light of the receiver is always on, ready to use.

Built-in 720mAh Rechargeable Battery: Up to 4.5hrs working time. When the indicator light is blue and flashing fast, it indicates the battery power is low, please recharge the receiver.

PROFESSIONAL WIRELESS MICROPHONE SYSTEM: 160ft-240ft Long range, Handheld mic and headset mic auto connect to receiver. With 15 adjustable frequencies per mic, Channel A:560.5-574.5MHz, Channel B:580.5-594.5MHz. Our UHF wireless microphone system provides ultra signal stability. Distortion<0.002%. Signal to noise ratio: >95dB. Interference frequency ratio: > 90dB.Audio output: 800mV-1.4V. Anti-howling and Anti-jamming

RECHARGEABLE DUAL WIRELESS MIC: Rechargeable cordless Handheld microphone and Bodypack Headset Mic Built-in high-capacity lithium battery,●Handheld microphone work time up to 7hours, charged time 3 hours.●Headset Mic work time up to 8hours, charged time 3 hours.No need to spend extra money for AA batteries. ●Microphone Receiver box with UL Listed Adapter, very safe. but the receiver should be charged for use all the time.

PRO DUAL MICS DESIGN: Handheld microphone built-in Dynamic Unidirectional microphone core: decibel (95dB±2dB), Harmonic:<Main wave 40dB, impedance 600Ω, Vocal is clearer.●Bodypack Headset built-in condenser Unidirectional Mic core: Signal-to-noise ratio>98dB. Audio signal: Digital sampling 48KHz. Frequency response: 50Hz-20KHz. impedance 2KΩ.●Perfect for conference, speech, web podcast, Yoga instructor, church, family party, opening ceremony, dancing instructor, promotion etc.

Height Adjustable: This mic stand is made of metal tubing with tripod stand base, which makes it extremely sturdy and super stable. The height of the microphone stand is adjustable, and the height range is from 23.6 to 67 inches.

With 2 Mic Clips & 2 Cable Clips: The mic stand comes with 2 different styles of microphone clip holders, it can hold most of the microphones on the market. With 2 clip-on cable holders to keep the cable neatly and orderly.

Flexible Gooseneck: The gooseneck is 360° adjustable, allowing you to set the desired angle for your microphone. And it makes this mic stand more flexible and practical. Perfect microphone stand for kids and adults.

PROFESSIONAL PLUG AND PLAY MICROPHONE SYSTEM: Bietrun wxm36 mic system comes with 2 microphones, 1 receiver, 2 XLR cables, 1 6.35mm cable, and 2 mic rings. You can use the set with your karaoke setup when the package arrives, no need to find extra wires. Just plug and play. Capable of 1/4'' jack port, XLR port. Superb stable and consistent signal transmission due to applying the latest connection technology chip in 2023. No dropouts, No hiss, No feedback, Stable signal, Fewer interferences.

SUPERB VOCAL DYNAMIC MICROPHONE: The vocal is more precise, anti-howling, and anti-jamming thanks to the built-in cardioid dynamic capsule core (95dB±2dB) and high-fidelity audio technology. Both Bietrun wireless mics receiver and microphones are made of top-quality metal. Open Place UHF Distance of 165ft/50m, fcc certified UHF frequency band adopted, Frequency Response is 50Hz-16kHz. Bietrun karaoke microphone is perfect for family karaoke, small stages, clubs, places of worship, and gyms.

MULTIPLE USE, LOCK, AND MEMORY FUNCTION: In the UHF frequency band, you can chain up to 15 wireless microphone systems to allow 30 performers to be onstage at the same time without worrying about interferences.(Note: Need to lock ID first when multiple sets using). Memory function means you can return to the last channel you shut off. Perfect for both outdoor gigs (weddings, pool parties, backyard BBQs, etc) and indoor use(class, singing, meeting).