Best Hollyview Video Transmission Surveillance Systems in 2026

【New Difference From HOLLYLAND MARS 300 PRO】-A 3-in-1 thumbwheel switch menu is added to Hollyland MARS 300 PRO together with a side OLED screen with easy access to the device's power status, channel scan result, video input, channel number, etc., so now people don't have to worry about having their screen blocked when they mount their systems horizontally on the camera.

【Fan Speed Control】-New added function to adjust the fan speed in order to control fan noise. Regular speed to keep the fan running at its own pace, or low speed for quiet mode when one sets a microphone next to the transmitter.

【Channel Scan & APP Monitoring】-Hollyland MARS 300 PRO also comes with channel scan on both the receiver and the App, so people can easily identify the best channel to use on a shooting location ahead of time, or anytime. System upgradation can be made through HollyView App, you only need to click your phone screen, and the upgradation for Hollyland Mars 300 PRO is done!

📸【Newest Industrial Design & Low-Power Mode】Hollyland Mars 400S PRO adopts transverse sleek industrial design with integrated cold shoe on both the transmitter and the receiver, which means the system has lower gravity center with more stable and convenient installation. If the system without any operation for 5s, the OLED screen will automatically enters the low-power mode and reduces the brightness to save battery power.

📸【0.08S Latency, 400ft Range & Up to 4 APP Monitoring】Hollyland Mars 400S PRO has 400ft line of sight (LOS) wireless video & audio transmission range between TX and RX with 0.08S low latency ; 300ft line of sight (LOS) wireless video & audio transmission range between TX and APP. 1 Mars 400S PRO transmitter supports 2 receivers. For the number of RX and App, it follows this pattern: 2 RXs - 0 App, 1 RX - 2 Apps, 0 RX - 4 App.

📸【3 Scene Modes, 3 Fan Modes & 3 Power Options】Hollyland Mars 400S PRO has High-definition mode, balance mode and speed mode in the settings. The data rate raised from 8Mbps to 12Mbps for high -definition monitoring quality. Optional Fan Modes-off, low speed & auto fan modes for different applications and better shooting experience. 5~12V 2A Type-C power input, 6~16V DC power input, L series battery input: NP-F970/F750/F550 batteries. [💡Note: Product Package doesn't include any battery.]

📌【Newest Industrial Design & Low-Power Mode】Hollyland Mars 400S PRO adopts transverse sleek industrial design with integrated cold shoe on both the transmitter and the receiver, which means the system has lower gravity center with more stable and convenient installation. If the system without any operation for 5s, the OLED screen will automatically enters the low-power mode and reduces the brightness to save battery power.

📌【0.1S Latency, 400ft Range & Up to 4 APP Monitoring】Hollyland Mars 400S PRO has 400ft line of sight (LOS) wireless video & audio transmission range between TX and RX with 0.1S low latency ; 300ft line of sight (LOS) wireless video & audio transmission range between TX and APP. 1 Mars 400S PRO transmitter supports 2 receivers. For the number of RX and App, it follows this pattern: 2 RXs - 0 App, 1 RX - 2 Apps, 0 RX - 4 App.

📌 【Direct Monitoring Video Feed for Live Streaming】Hollyland Mars 400S PRO supports RTSP live streaming, video feed straight out of RX will be used for live streaming through OBS/Vmix/VLC on our personal computer without further encryption and decryption via a video capture device. only needs a standard RJ45 cable and Type-C to RJ45 connector, no more equipment is needed.

New Features of Hollyland Mars 300 Pro. One-for-all thumbwheel switch provides easy access to settings like CHANNEL SCAN, PAIR, and FAN CONTROL, while the OLED screen allows you to quickly check the power status, video format, and frequency channel. The OLED is designed on the side, so you can mount the unit horizontally without blocking it.

Dual HDMI & LOOPOUT. Hollyland Mars 300 Pro wireless video transmission system can achieve a 300ft transmission range with a stable signal and only 0.08s latency. The transmitter supports HDMI video input and loops out to a monitor, so the cameraman can check the images easily. The receiver supports HDMI video output to 2 monitors.

Channel Scan & Real-time APP Monitoring. Mars 300 Pro supports channel switching on the transmitter, receiver, and Hollyview App, so you can easily choose a clean channel when several systems are used at the same location. With the Hollyview App, you can monitor the video filming and make changes on time, and also upgrade the system when needed.

📌[New Difference from Hollyland Mars 300 Pro] A 3-in-1 thumbwheel switch menu is added to Hollyland MARS 300 PRO together with a side OLED screen with easy access to the device's power status, channel scan result, video input, channel number, etc., so now people don't have to worry about having their screen blocked when they mount their systems horizontally on the camera.

📌[Fan Speed Control] New added function to adjust the fan speed in order to control fan noise. Regular speed to keep the fan running at its own pace, or low speed for quiet mode when one sets a microphone next to the transmitter.

📌[Channel Scan & APP Monitoring] Hollyland MARS 300 PRO also comes with channel scan on both the receiver and the App, so people can easily identify the best channel to use on a shooting location ahead of time, or anytime. System upgradation can be made through HollyView App, you only need to click your phone screen, and the upgradation for Hollyland Mars 300 PRO is done! Please refer to the manual for detailed operation.

[LONG RANGE AND LOW LATENCY] MARS 300 PRO has a hassle-free wireless video and audio transmission range over 300ft with a clean line of sight (LOS) and with 0.08S achievable ultra-low latency.

[HDMI LOOPOUT CONNECT MONITOR] There are 2 HDMI outputs on the receiver while the transmitter comes with a HDMI input and a HDMI loopout, which is essential for people who need an on-camera external monitor.

[SUPPORT APP MONITORING] When the receiver of MARS 300 PRO is connected to an external monitor on a regular setup, 2 more mobile devices can be connected to the transmitter via HollyView monitoring App. You can download the App in Google Play and App Store.

【SDI&HDMI&OLED DISPLAY SCREEN】: Support both SDI&HDMI on the transmitter and the receiver. With a creative OLED screen, you can check out all device status and control the system with displayed information on the screen.

【CHANNEL SCAN & EASY TO UPGRADE】：Automatically scan the current environment to identify channels with or without inteference.support USB firmware upgrade remotely on both the transmitter and the receiver.

【MULTIPLE PLATFORMS MONITORING】: Support 1 transmitter with 2 receivers, or 1 transmitter + 1 receiver+ 4 iOS or Android smartphones and tablets. The transmission range is up to 400ft.