Best Fiio in 2026

AK4493 DAC chips for the ultimate in decoding performance, supporting up to 768kHz/32bit and native DSD

Equipped with XMOS XUF208 USB receiver chip+AKM AK4493 DAC+ Op-amps OPA1642 + flagship TI TPA6120

Extremely powerful headphone amplification for a total power output of up to 1.5 W under a 32Ω load, and up to 20Vpp at 300Ω

CSR8675 Bluetooth 5.0 receiver designed to deliver studio-quality sound through your ears WIRELESS - using your existing wired headphones, earphones or even speakers.

For greater power independent Dual AK4377A DAC and detail resolution,the BTR3K features both balanced 2.5mm and single-ended 3.5mm outpts.

Can be remotely controlled via FiiO Music app to switch channel balance,8 different DAC lowpass filter and 10-band EQ

Features

Usb Type-C DAC: supports up to 384kHz/32bit

Power supply via the USB port: convenient and safe

Easy to Operate Design: The refined E10K-TC is tiny enough to carry with you wherever you go but is also right at home on your desk to make your music sound great anywhere, the small yet easy-to-operate design makes it a perfect companion for listening

Impeccable XMOS Decoding: The E10K-TC comes with the flagship XMOS XUF208 for better USB decoding. Compared to the original E10K, the USB Audio class has been upgraded to 2.0, and PCM is now supported up to 32 bit/384kHz sampling rates to better capture the details in your music

Quality Chips to Delight your Ears: The DAC is the PCM5102, with improvements to the flatness and delays of the internal digital filter meaning better sound quality and less audio delay. A high current amp circuit ensures good output power with great transient response

Digital To Analog Converter

Digital Signal Coaxial Input Port

Digital Signal Optical Input Port

Converts coaxial or optical digital audio input to analog stereo output over RCA and 3.5mm mini jack

Supports all popular sample rates including 32kHz, 44.1kHz, 48kHz, 96kHz and 192kHz, at up to 24-bit resolution

Cirrus CS8416 digital receiver chip

Aerospace-grade aluminum-magnesium alloy, treated with five-axis CNC machining

4 Knowles DFK+SWFK BA driver units and one 13.6mm large beryllium diaphragm dynamic driver

S.TURBO acoustic design, exotic-inspired independent sound tubes and exotic-inspired acoustic structural design

Suitable for headphones ranging from 16 to 150 Ohms. Gain switch for matching output to headphone power needs.

Superior sound quality through expertly selected components and design, utilizing OPA1642 preamp and AD8397 amp section.

Fully discrete bass boost circuit increases output by 3.5dB at 60Hz, with bypass when off.

[High-performance DAC&USB decoding chip]: The K5Pro ESS headphone amps achieves new heights in sound quality and comes with a high level of resolution sound. ES9038PRO with 32-bit processing, along with the XUF208 USB decoding chip with 768kHz and DSD256 inputs, and it also upportes mobile phone connectivity.

[Variety of inputs]: Supports coaxial/optical/RCA line-in inputs, with optical and coaxial inputs supporting up to 192kHz inputs, K5Pro ESS amplifier is convenient for connecting various music players and digital interfaces.

[Variety of outputs]: Supports 6.35mm (1/4 in.) headphone out/RCA line-out outputs, the RCA line-out line signal is adjustable up to a maximum of 2Vrms, so the K5Pro ESS portable DAC can be used with a variety of active speakers and external amplifiers.

[High-performance DAC ES9219C*2]: For extremely detailed reproduction of sound, stronger, better performance.

[Support full hi-res wireless Bluetooth format]: CSR8675 Bluetooth 5.0 receiver designed to deliver studio-quality sound through your ears WIRELESS - the bluetooth amplifier BTR5 2021's Bluetooth version 5.0 supporting high-resolution formats such as AAC/SBC/aptX/aptX Low Latency/aptX HD/LDAC up to 96kHz, you can get a totally portable yet excellent sounding setup with your device!

[Support MQA ]: A new addition to the updated BTR5 2021 bluetooth headphone amps is support for MQA Renderer, allowing for high-resolution, master-level sound quality in reasonably sized files well-suited for your mobile device. PS: Supports up to MQA 16x decoding with applicable music apps.

The most competitive and cost-effective desktop balanced DAC/Amp within the 300-USD range;

Adopts the six-stage audio circuit as in FiiO’s high-end devices, and features 2 AMK’s latest AK4493SEQ DACs and dual THX AAA 788+ amps;

Supports multiple outputs- 4.4mm balanced out, 6.35/3.5mm single-ended out, as well as multiple inputs- USB, optical, coaxial and AUX in;

[Flagship-level DLC diamond diaphragm, for an amazing, powerful sound]: The FD3 headphones benefits from the numerous advantages of FiiO's new dynamic driver. The diaphragm is made of Diamond Like Carbon (DLC) which is both impressively rigid and helps to reduce unneeded distortion yet also surprisingly light, allowing the driver to have excellent transient response. The result is a driver with excellent sound quality and minimal distortion with the added bonus of being ultra-sensitive.

[Flagship-grade acoustic prism, take your breath away]: The acoustic prism so effectively used in the flagship FD5 for great sound quality is also featured in the FD3. Like with the FD5, the acoustic prism system brings numerous benefits such as eliminating high frequency standing waves, enhancing overall sound wave diffusion, and even effectively solving the problem of time delay caused by sound wave propagation path in the cavity. This all leads to marvelous sound quality.

[Better sound with semi-open design,makes you less tiring and the sound less forced]: The semi-open design of the FD3 based on FiiO's patented technology for balanced air pressure within brings several advantages. Not only does such a design lead to more natural sound, but it also effectively protects your hearing by balancing air pressure within the FD3 leading to less pressure on your eardrums.

[Support hi-res Bluetooth format]: BTR7 bluetooth amplifier supports Bluetooth 5.1, LDAC/aptX Adaptive/aptX LL/aptX HD/aptX/AAC/SBC hi-res wireless format.

[3.5mm+4.4mm dual output]: Widely compatible with the BTR7 headphone amps, this means a 4.4mm balanced headphone output in addition to the traditional 3.5mm single-ended headphone output - for a more detailed audio experience in a jack format now widely used.

[Lossless sound and support MQA]: The BTR7 bluetooth amps relies on the XMOS XUF208 chip to receive and decode audio data streams, with support up to PCM 384kHz and native DSD256. In USB DAC mode and with an MQA player, up to MQA 8x rendering is supported.

Easy to Operate Design: The refined E10K-TC is tiny enough to carry with you wherever you go but is also right at home on your desk to make your music sound great anywhere, the small yet easy-to-operate design makes it a perfect companion for listening

Impeccable XMOS Decoding: The E10K-TC comes with the flagship XMOS XUF208 for better USB decoding. Compared to the original E10K, the USB Audio class has been upgraded to 2.0, and PCM is now supported up to 32 bit/384kHz sampling rates to better capture the details in your music

Quality Chips to Delight your Ears: The DAC is the PCM5102, with improvements to the flatness and delays of the internal digital filter meaning better sound quality and less audio delay. A high current amp circuit ensures good output power with great transient response

[Get the bass]:The 10mm beryllium-plated diaphragm dynamic driver in the FH3 earphones was specifically chosen for its superior acoustic properties. The beryllium-plated diaphragm is not only light and thin but is also extremely rigid, allowing for thunderous yet lightning quick, responsive and dynamic bass.

[Get the mid and high]:The FH3 headphones which is two Knowles drivers paired with a beryllium-plated dynamic driver ,placed near the opening of the sound tube, controlled by a physical + electronic frequency crossover system masterfully cover the entire frequency response range. High-frequencies: the Knowles RAD-33518 driver provides extremely clear sound with well-extended yet smooth treble. Mid-frequencies: the ED-30262 gives sweeter and fuller vocals as well as a wider soundstage.

[S.TURBO acoustic design & balanced pressure relief technology]:The longer and smoother turbine-inspired sound tubes effectively filter unwanted high frequencies, giving one deeper and harder-hitting bass after it is combined with FiiO’s patented S.TURBO acoustic design. And the FH3 earphones utilizes FiiO’s patented balanced pressure relief technology,carefully designed so as to ensure that the air pressure in the front and rear chambers is balanced, thus making for stress-free listening.

[Flagship-grade beryllium-plated diaphragm driver]With FiiO's typical flagship-grade headphone technology, the FD1 headphone dynamic driver is made of high-end beryllium, known for being light, thin yet extremely rigid. It brings you a sense of movement and power, shaping majestic sound performances. That means 4 times more rigid than steel, three fourth lighter than titanium,and sound velocity up to 12KM/s.Extraordinary configuration just perfectly matches with you.

[Two-way magnetic circuit design,powerful driven capacity]The FD1 earphone dynamic driver is designed with an N50 two-way magnetic circuit having a 55% magnetic flux promotion and nearly 1 Tesla of magnetic field intensity compared with the traditional single magnetic circuit. The double magnetic flux activates forceful driven capacities that enable energetic, robust bass performances and even full and delightful transient responses.

[Patented balanced pressure relief technology,for long-time wearing]The beryllium diaphragm coupled with the two-way magnetic circuit design allows improved bass acoustic pressure and deeper bass explosion. Plus FiiO patented balanced pressure relief technology, the pressure is able to stay in a balanced state after precise counting and adjusting.You can comfortably enjoy hi-res music for a long time with no burdens.

[Flagship-grade beryllium-plated diaphragm driver]With FiiO's typical flagship-grade headphone technology, the FD1 headphone dynamic driver is made of high-end beryllium, known for being light, thin yet extremely rigid. It brings you a sense of movement and power, shaping majestic sound performances. That means 4 times more rigid than steel, three fourth lighter than titanium,and sound velocity up to 12KM/s.Extraordinary configuration just perfectly matches with you.

[Two-way magnetic circuit design,powerful driven capacity]The FD1 earphone dynamic driver is designed with an N50 two-way magnetic circuit having a 55% magnetic flux promotion and nearly 1 Tesla of magnetic field intensity compared with the traditional single magnetic circuit. The double magnetic flux activates forceful driven capacities that enable energetic, robust bass performances and even full and delightful transient responses.

[Patented balanced pressure relief technology,for long-time wearing]The beryllium diaphragm coupled with the two-way magnetic circuit design allows improved bass acoustic pressure and deeper bass explosion. Plus FiiO patented balanced pressure relief technology, the pressure is able to stay in a balanced state after precise counting and adjusting.You can comfortably enjoy hi-res music for a long time with no burdens.

[Get lossless sound]: KA3 headphone amps equipped with the powerful and proven ESS ES9038Q2M, supporting 32bit/768kHz and DSD512.

[Get dual headphone outputs]: KA3 mini amplifier comes equipped with 2 headphone outputs, a 3.5mm single-ended and a 4.4mm balanced output, both powerful to easily drive a variety of your headphones.

[Compatible with lots of systems]: Portable USB DAC KA3 compatible with various OSes like Android/iOS/Windows/Mac, you could use it connect with your smartphones/computer/players.

[Fully supports MQA decoding]: The Q3 amplifier now fully supports decoding the MQA format, allowing you to unfold and render any MQA folder when using a player that supports MQA. Supporting up to PCM384k/DSD256/MQA.

[Long battery life]: Dual power supply design and 1800mAh battery, quickly switch between how the Q3(MQA) portable DAC is being supplied power using the Charge switch on the bottom. Using AUX In, the battery life is up to over 23 hours, and when using USB In the battery life is up to over 12 hours.

[2.5/3.5/4.4mm headphones out]: Q3(MQA) portable headphone amps with 2.5/3.5/4.4mm three headphone outputs, it can fitable for what you need.

Compact design

Durable anodised aluminum Chassis

Self powered amplifier

[Up to 384kHz/32 bit PCM and native DSD256]: Equipped with an XMOS USB receiver chip, the new K3 headphone amps is capable of decoding up to 384kHz/32 bit PCM and native DSD256 – the same as many DACs costing much more. The new K3's dual crystal oscillators ensure that any digital audio signals being fed into the DAC are exactly correct for further enhanced sound quality. Just connect the new K3 to your computer via USB to instantly upgrade to high-fidelity sound, and enjoy your music.

[Simply reliable USB power]: The new K3 headphone amplifier adopts the modern USB Type-C input interface for a more reliable and stable connection, including that of power. However, care to ensure an uncompromised power supply doesn't stop there – the new K3 implements overvoltage protection (OVP) and a double-filter circuit to ensure power supply stability, while the digital and analog audio circuits each get their own power supply to greatly reduce crosstalk.

[Two modes for your choice]: Sometimes, you may not have access to a device that can connect to the new K3 via USB Audio Class 2, you can go to USB Audio Class 1 mode with just the flick of a switch. In high-performance applications, you can use the 2.0 mode to enjoy up to 384kHz/DSD 256 decoding. · For certain situations, you can use the 1.0 mode to enjoy up to 96kHz/24-bit PCM audio without needing any drivers. *Using the 2.0 mode requires downloading and installing the FiiO USB driver.

[Support hi-res Bluetooth format]: BTR7 bluetooth amplifier supports Bluetooth 5.1, LDAC/aptX Adaptive/aptX LL/aptX HD/aptX/AAC/SBC hi-res wireless format.

[3.5mm+4.4mm dual output]: Widely compatible with the BTR7 headphone amps, this means a 4.4mm balanced headphone output in addition to the traditional 3.5mm single-ended headphone output - for a more detailed audio experience in a jack format now widely used.

[Lossless sound and support MQA]: The BTR7 bluetooth amps relies on the XMOS XUF208 chip to receive and decode audio data streams, with support up to PCM 384kHz and native DSD256. In USB DAC mode and with an MQA player, up to MQA 8x rendering is supported.

[Legendary octa-core Snapdragon 660]: In the M11Plus music player is a Snapdragon 660 with a 4 big / 4 small core architecture plenty capable of providing a smartphone-like smooth experience.

[High Performance ES9068AS*2]: The M11Plus portable audio player is equipped with 2 of the now out-of-production ES9068AS DAC chips with their unique, soft, and natural charm that will allow you to rediscover your music all over again.

[Fully balanced THX AAA-78*2]: The THX AAA-78 amps of the THX AAA Frontier series will let you experience every last sound and detail faithfully restored and placed in the soundstage, as if you were in the recording studio.

Professional quality Texas Instrument PCM5142 DAC and Intersil ISL28291 OP amp

Bright and easy to read 2" color LCD display. Custom user interface with color themes

Durable lightweight aluminum chassis, metallic buttons with concentric grooves, scroll wheel of textured rubber

USB audio decoding; can be used as external sound card

High-quality DAC and op-amp from Texas Instruments

Scroll wheel menu navigation

World's first Bluetooth amp to support all wireless sound formats: AAC, SBC, aptX, aptX LL, aptX HD, LDAC, and LHDC (HWA)

Premium Qualcomm CSR8645 Bluetooth chip + independent AK4376A DAC

New Type-C connector with USB DAC functionality+11 hour of continuous pleasure at a full charge

Utilizes MUSES02 & LME49600 op amps, resulting in near-zero distortion at .00003%

USB 'smart-charge' circuit allow charging from laptop/PC, tablet or smartphone

High/Low gain switch and a bass boost

Added Google Play framework on the new firmware for M15.Dual AK4499 flagship third generation DAC chips with professional grade XMOS XUF208 USB chip for the ultimate in decoding performance, supporting up to 768kHz/32bit and native DSD512 ;

Qualcomm’s CSR8675 flagship Bluetooth 5.0 chip comes into play for complete Bluetooth audio format support as well as enabling lower latency and faster transfer speeds. Supports two-way Bluetooth, LDAC and aptx HD, which can be used as a Bluetooth transmitter or as a Bluetooth receiver that allowing the quality of wireless Bluetooth reaches a higher level.

Powerful hardware combination for unrivalled processing power.M15 adopting Samsung Exynos 77872 processor to ensure smooth operation.3rd gen FGPA and NDK femtosecond crystal in the M15 for lower jitter and ultimately a more accurate clock for the DAC.

Dual AK4490EN DAC chips for the ultimate in decoding performance, supporting up to 384kHz/32bit and native DSD 256; Audiophile-grade components designed for a wonderful, melodious sound that is just pure ecstasy for your ears.

Hi-Res Audio and aptX certified, supporting decoding for MobilePhones, PC, WM-PORT Sony Walman players and many other players with digital audio output.

Interchangeable amp modules, fully compatible with any FiiO amp modules; The default AM3A module supports both single-ended and Balanced outputs.