New Products
Questyle’s QMS system pairs the iXStreamer with E5/E4 wireless speakers, SEAS drivers, Wi-Fi 6, LDAC, aptX, HDMI ARC/eARC, and lossless streaming.
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questyle
Dongle DACs
Questyle M18i MAX adds LDAC, aptX HD, LE Audio, dual ESS DACs, and longer battery life. Is this the complete mobile DAC amp?
Articles
Our favorite Dongle DACs in 2025 for audiophiles include models from Questyle, Audioengine, iFi and Campfire Audio.
Articles
With the Dongle DAC market shaking itself out in 2024, the $129 Questyle 15c leapfrogged the competition.
Dongle DACs
Questyle’s QCC ($59) and QCC Pro ($99) finally bring aptX Adaptive and LDAC to iPhone and iPad, giving Apple users higher resolution Bluetooth audio.
Dongle DACs
The Questyle M18i blurs the line between dongle and desktop DAC, offering current-mode amplification, wired and wireless versatility, and exceptional sound quality—but short battery...
Headphone Amps
Questyle's Sigma Pro ($899) and Sigma ($599) portable DAC with headphone amplifiers offer Current Mode Amplification, Bluetooth LE, and LDAC.
Ask an Expert
A new wave of Bluetooth USB-C adapters extend the life of laptops, iPads and phones by enabling higher audio quality to wireless headphones.
Dongle DACs
Our favorite Dongle DACs drop support for MQA, but earn Apple MFi Certification. Find out if either upgraded version is right for you.
Articles
Questyle, DDHiFi and Hidizs earn top honors in our Best Dongle DACs of 2022 Buying Guide.
Dongle DACs
At $129, the Questyle M15c Mobile Headphone Amplifier with DAC is priced between the M12i and M15i. Find out which one is right for...
Dongle DACs
The $139 Questyle M12 USB DAC/Headphone Amplifier is not without some quirks but it's one of the best Dongle DACs around.
Dongle DACs
2nd generation Questyle M12i and M15i dongle DACs quietly drop support for MQA, while improving compatibility with Apple devices.
Articles
Not every Dongle DAC/Headphone amplifier plays nicely in the sandbox with Apple iPhones and Android smartphones. The Questyle M15 excels with both.
IEMs
Products like the Questyle NHB12 wired earbuds should have been released years ago. Fortunately good things come to those who wait.
Dongle DACs
The $139 Questyle M12 Dongle DAC/Headphone Amplifier is here and it works with every format and platform there is. DragonFly killer? Quite possibly.
Dongle DACs
Does the Questyle M15 Dongle DAC deliver more for less and rival the Cayin, AudioQuest, and THX Dongle DACs?
Floorstanding Speakers
Floorstanding Speakers
