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  1. Questyle

    Questyle CMA18 Portable DAC with Headphone Amplifier

    You're very welcome, we'll try to do better about responding even more promptly in the future.
  2. Questyle

    Questyle CMA18 Portable DAC with Headphone Amplifier

    @someyoungguy @gto88 That's correct, only the first small batch of CMA18Ps that were released only in China did not have the charge & play function. Starting with the second batch, which began shipping internationally, this was resolved. @OneEyedHito Unfortunately no, those lights cannot be...
  3. Questyle

    The HiFi flagship portable DAC/amp sector welcomes another promising device! A Questyle CMA18Portable review.

    This review article, authored by Li Ling Jia Qi, originates from a Chinese media outlet. Emerging Voices Following the market acclaim of the portable DAC/amp units M12 and M15, Questyle has launched the higher-spec CMA18 Portable. Equipped with a 4600mA battery, it supports both wired and...
  4. Questyle

    What is Questyle's 'Current Mode Amplification'

    No driver is needed for Windows XP and Vista. Which version of Windows are you using?
  5. Questyle

    What is Questyle's 'Current Mode Amplification'

    Yep, Current Mode Amplification features an ultra-wide bandwidth and ultra-high-speed signal response, with their signal response speed being approximately 50 to 100 times that of Voltage Mode Amplification.
  6. Questyle

    What is Questyle's 'Current Mode Amplification'

    In the realm of audio, "Current Mode Amplification" acts as an embellishment to an already splendid tapestry. If one were to discuss its shortcomings, they would include its higher cost and the significant design challenges it presents.
  7. Questyle

    Comment by 'Questyle' in item 'Questyle M15i — Mobile Headphone Amp & DAC'

    Correct, there's no more MQA rendering in the M12i or M15i.
    • Questyle
    • Head Gear comment
  8. Questyle

    The New Questyle M15i and M12i

    Hello everyone! We at Questyle are very excited to announce the second-generation updates to our acclaimed M15 and M12: The Questyle M12i and M15i These update products feature a number of upgrades, including: Both products are now MFi certified, ensuring seamless integration into the...
  9. Questyle M12i — Mobile DAC/Amp

    Questyle M12i — Mobile DAC/Amp

    Questyle M12i The Questyle M12i comes as a successor to the highly-acclaimed M12 that came out in 2021, with improved sonic capabilities, better aesthetics, and MFi certification. Automatically detects impedance for improved performance with a variety of headphones Can handle up to...
    • Questyle
    • Head Gear item
    • 3.5mm se amp/dac current mode amplification mobile portable
    • Reviews: 1
    • Category: Portable Amps
  10. Questyle M15i — Mobile Headphone Amp & DAC

    Questyle M15i — Mobile Headphone Amp & DAC

    Questyle M15i The Questyle M15i is the second-generation, MFi-certified update to our award-winning high performance portable M15 DAC/amp. M15i boasts near-universal compatibility with any mobile device or computer 3.5mm and 4.4mm output with selectable gain, provides higher level of power...
    • Questyle
    • Head Gear item
    • amp/dac current mode amplification mobile headphone amp
    • Comments: 17
    • Reviews: 2
    • Category: Portable Amps
  11. Questyle CMA18 Portable / CMA18P

    Questyle CMA18 Portable / CMA18P

    Accept every possibility, except compromise. Portability is no longer the opposite of performance. The Questyle CMA18P Desktop caliber performance, now portable The design goal of the CMA18 Portable is to create a portable Hi-Fi system for smartphones and laptops that strives to achieve...
    • Questyle
    • Head Gear item
    • 32bit akm4493 cma18p current mode amplification mobile amp pcm768 portable amp
    • Reviews: 4
    • Category: Portable Amps
  12. Questyle

    What is Questyle's 'Current Mode Amplification'

    Perhaps this article might be able to answer some more of your questions. Gary Barker has summed it up quite nicely. https://headphone.guru/questyle-audio-cma400i-current-mode-true-dsd-dac-preamp-headphone-amplifier-peer-into-the-black-depths-of-music/ I'll repost the pertinent points here...
  13. Questyle

    【Earside Review】A Standalone Advanced DAC/Amp: Unveiling the World-Class CMA18 Portable

    Sorry for the confusion. This is just a re-posting of a review from one of our customers.
  14. Questyle

    Performance versus Portability? Seeking Both Without Compromise: Review of the Questyle CMA18 Portable by DC

    This review piece is published by EARPHONE AESTHETICS, a Chinese media platform specializing in headphones, and is written by an author known as DC. "In recent years, the size of high-end portable players has noticeably increased, a trend that's easily explained. Solutions like Ultraportable...
  15. Questyle

    Questyle CMA18 Portable DAC with Headphone Amplifier

    Sorry to keep you all waiting; every year around Chinese New Year things get very hectic, and fitting in these improvements into the schedule was tough, but… I have good news to share! Thank you to everyone who has given their feedback on the CMA18P in the last few weeks; we have taken this...
  16. Questyle

    What is Questyle's 'Current Mode Amplification'

    Over the past decade since its establishment in December 2012, Questyle has consistently incorporated founder Wang Fengshuo's groundbreaking "Current Mode Amplification" amplifier technology into all of its products. This unwavering commitment to innovation has earned Questyle numerous...
  17. Questyle

    【Earside Review】A Standalone Advanced DAC/Amp: Unveiling the World-Class CMA18 Portable

    This review piece is published by EARSIDE REVIEW, and republished here for convenience. Introduction This review may come a bit late to the party. In fact, when Questyle unveiled the CMA18 Portable (referred to as "CMA18P" hereafter) earlier this year at the Beijing exhibition, I, as a...
  18. Questyle

    Questyle CMA Fifteen — Official Thread

    @George Hincapie We are still working on fine tuning some firmware. Please hang in there, we don't have a definite release date just yet. We're making some fixes based off previous pre-release reviewers' feedback to make it as good as possible before we officially launch it for sale overseas.
  19. Questyle

    New Questyle M12 Portable Headphone Amp/DAC---$139.99!

    @Polky74 They've put it on their list of improvements but it will take a while to get to, the full engineering team is working on wrapping up other projects at the moment. Stay tuned...
  20. Questyle

    Questyle CMA18 Portable DAC with Headphone Amplifier

    Hey everyone, We have announced the product via some social media channels as you have seen, but also as many of you noticed there aren't any official overseas channels yet to purchase it. That's because we are taking your feedback here greatly into consideration. We are examining the...
  21. Questyle

    Questyle QP Master New Upcoming DAP.

    More unfortunate news on that front... the batteries for all three units are all different, they aren't interchangeable. I'm very sorry about that.
  22. Questyle

    Introducing the Questyle M15 & the brand new Questyle Shop!

    @JML Yes, newly purchased units should have the latest firmware installed. I would say, there's no need to check it on a Windows computer unless you are experiencing a compatibility issue. @SatchmoColtrane Thank you for the very kind words, it's my pleasure. @sp33ls As you got your unit from...
  23. Questyle

    Questyle QP Master New Upcoming DAP.

    Unfortunately we have discontinued the QPM and have run out of almost all stock of components for repair, including batteries. Sorry to be the bearer of bad news.
  24. Questyle

    New Questyle M12 Portable Headphone Amp/DAC---$139.99!

    I've relayed this onto the CEO, I'll see what he says! I quite like the idea myself.
  25. Questyle

    Questyle CMA18 Portable DAC with Headphone Amplifier

    Hey everyone, I just confirmed the international price has been set at $699 USD. I know you all are still very eager for more details, I'll post them as soon as the English specs and copy are all set! Coming soon....
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