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Ships within 48 hours · Estimated delivery Jul 14 - Jul 19
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Description
Questyle M12 DAC AMPDescription M12 allows all mobile phone users, in the simplest way, to break through the technical, cost, and volume limitations of the audio circuit integrated in the mobile phone, and to enjoy the lossless audio content of the streaming media platform anytime, anywhere. Get it today from Gears for Ears the official Questyle dealer at the best price in Bangladesh. SiP current mode independent amp super driving force Questyle's exclusive patented
Description
M12 allows all mobile phone users, in the simplest way, to break through the technical, cost, and volume limitations of the audio circuit integrated in the mobile phone, and to enjoy the lossless audio content of the streaming media platform anytime, anywhere. Get it today from Gears for Ears the official Questyle dealer at the best price in Bangladesh.
SiP current mode independent amp super driving force
Questyle's exclusive patented "current mode" amplifier technology is what differentiates Questyle hardware from other terminals. As the "engine" of the headphone system, the amplifier has a crucial impact on the improvement of sound quality. Thanks to the self-developed current mode amplifier module, unlike similar products that use op-amp chips for amplification, M12 is not limited by the power of op-amp chips, and has ultra-high current output capability and control power, and the overall load is 0.0003 % ultra-low distortion, fully exploit the potential of headphones.
Smart Impedance Detection
When the earphone is plugged into the M12, the built-in intelligent impedance detection system will automatically detect the earphone impedance and adapt it. For hard-to-drive high-impedance headphones M12 will use the corresponding high level to drive, at this time the Gain (gain) light is red, providing excellent dynamic performance for the headphones. When driving some low-impedance and high-sensitivity earplugs, the output level (gain) light will be reduced according to the actual impedance to turn green (low gain), which is precisely matched and will not over-push, just like a car's automatic shifting.
Questyle Technology and ESS R&D teams in the United States, China, and Canada have spent two years to create a mobile decoding amp that exceeds customer expectations. To commemorate the first cooperation between Questyle and ESS, after the official confirmation, the M12 was marked with the logos of Questyle and ESS. The ESS flagship USB DAC decoder chip ES9281AC selected by M12 can decode up to PCM384kHz/32bit and DSD256. Whether it is the deep bass of the pipe organ in the European cathedral, or the strong bass and guitar melody in the hard rock, it can capture the deep hidden sound. Details in the track.
Support MQA decoding
MQA (Master Quality Authenticated): M12 supports MQA rendering and completes the final expansion of MQA files. When the MQA indicator is magenta, it means that the M12 is rendering the MQA stream or file and is completing the final expansion of the MQA file.
MQA decoding is a new digital encoding format designed to encapsulate very high sample rate audio streams in files small enough to make them suitable for network streaming. The MQA format carries 100% of the information of the original recorded audio signal, then it adapts subtly to the audio product you're using and plays back those signals at the highest quality that playback device can achieve. At this level of playback, you hear the same sound as the artist heard in the studio.
Extremely Compatible
Enjoy high-fidelity fun in a minimalist way
During the development process, Questyle Labs has done a lot of testing and targeted optimization on the compatibility of mainstream mobile phones and tablets and has achieved full compatibility with Android 5.1 and above; for PC-side application scenarios, it supports Windows 10 18.3 and above (driver-free), and Mac OS system.
Technology Black Fashion Silver
The shell of the M12 is made of anodized aluminum sandblasting process, creating two classic colors of technology black and fashionable silver with the matte texture of Questyle's genes, showing a professional atmosphere.
Specifications
Appearance Material: CNC Anodized Aluminum Alloy
Color: Tech Black/Fashion Silver
Body Size: 51[L] X 16.5[W] X 8.1[D] (mm)
Compatible operating system:
Android phones and tablets: devices that support Android 5.0 and above
PC systems: devices that support Win10 1803 and above
Apple phones: iOS systems are supported (users need to purchase a Lightning to Type-C OTG cable separately)
Apple Computer: Support Mac OS system
Decoding capability:
PCM: 32kHz – 384kHz (16/24/32Bit)
DSD: DSD64(1Bit 2.8MHz) , DSD128(1Bit 5.6MHz), DSD256(1Bit 11.2MHz)
Output power:
built-in intelligent impedance detection circuit, automatically adapt to different headphones, adjust the output power to prevent over-push or
under conditions.
RL=16Ω, Po=46.11mW;
RL=32Ω, Po=26.71mW;
RL=300Ω, Po=12.26mW;
When the M12 detects that the impedance is less than 60Ω, it is automatically set to low gain output, and when it is greater than 70Ω, it is automatically set to high gain Output,
automatically switch to 2Vrms line output when it is above 600Ω.
Frequency response: ±0.1dB (20Hz – 20kHz)
THD + N: 0.0003%
DAC: ESS flagship USB DAC decoder chip ES9281AC
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.4 ★★★★★
Based on 2148 reviews
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Product Reviews
★★★★★ 5
oh wow
Format: Kindle
I just knew there was something about Cooper! I’m wondering if he’s about to be included but damn I’m glad he’s at least not a rapist and creepy guy, he just got called on assignment and had to go! This should be interesting! She’s gonna run and then what’s his face is gonna grab her. I’m worried! Wow that was a great book and cliffhanger! Loving this!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 27, 2025
★★★★★ 5
ABSOLUTELY A MUST for Omegaverse Girls!!!
I ABSOLUTELY LOVE Jillian West and her books!!! I’m so happy I already bought book two and now I have to buy the others for the Assurance Security series!!
Not gonna lie Val kind of annoyed me at the beginning but she grew on me!! Her men are chef’s kisses!!! Holt annoys me some but I can let it slide. I already bought part two so I’m going to be reading that in between work phone calls!!!! DON’T TELL MY BOSS 😂😂😂😂
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 30, 2025
★★★★★ 4
Baby bumps and bodyguards
Format: Kindle
Dark, emotional, and unexpectedly tender, Not Ready is an omegaverse romance that delivers found family feels, fierce protectiveness, and a very pregnant heroine who refuses to break. Vale’s on the run from a stalker, but lands in the arms of three private security alphas, cue the swoony tension, fake marriage twist, and slow-burn heat.
It’s a little gritty, a little soft, and a whole lot addictive. If you love protective alphas, high stakes, and heroines with quiet strength, this one’s a must-read.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 18, 2025
★★★★★ 5
Strong Omegaverse Comfort and a Attention Grabbing Plot
Format: Kindle
Jillian West never misses when it comes to Omegaverse, and Not Ready is no exception. This story was the perfect blend of cozy comfort and emotional depth while still delivering a strong plot.
Vale is such a powerful heroine, she is strong, capable, and determined but I love that she still allows her pack to love and take care of her. It’s that balance of independence and vulnerability that makes her so relatable.
The relationship dynamics were amazing: Bishop is steadfast and completely head over heels, Mercy is skeptical but protective in his own way, and Holt is the hesitant one whose slow fall is so satisfying to watch unfold.
The romance hits that sweet spot between insta-love and cautious build, keeping me hooked the entire way through. And that ending. Oh my god, the cliffhanger! I need the next book in this duet immediately.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 28, 2025
★★★★★ 5
Interesting
Format: Kindle
So I will say I enjoyed the story, for sure had its moments where it dragged but it was a great story. I really liked that omegas picked their alphas/make the pack. Normally the Alphas make it and the omega fits in with them which is great but I enjoyed this new version where all the power basically went to the omega. It was a nice change of pace. I can admit some of the weird bedroom stuff with her being pregnant was odd, it’s really not hard to do stuff when pregnant (I know I’ve had two and it’s normal and even encouraged at the end especially if you want the baby out). But I like the story as a whole and will read the second, I do hope the next one isn’t dragged bc it stopped being action or tense after she met her alphas and I don’t think it was brought up or properly done when they tried to do it. More sweet after she left.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 11, 2024
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