Questyle M12i Portable USB DAC & Headphone Amp

M12i · Start Your Mobile Hi-Fi Journey To greet mobile lossless music in the 5G era, Questyle released the M12 in 2021, a mobile Hi-Fi headphone amplifier with DAC, which integratesQuestyle’s core technology and carries on the gene of mobile Hi-Fi feature. M12 allows all mobile phone users to break through limitations of technology, cost and size of the audio circuit integrated into mobile phones, and feel free to enjoy lossless music from streaming anytime in any place.

Now, let M12 take you to your mobile Hi-Fi journey! Sound by Questyle Independent SiP Current Mode AmplifierModule Powerful Headphone Amp The patented “Current Mode Amplification” technology is the fundamental difference between Questyle’s hardware and other terminals.

The amplifier is to a headphone system what the engine is to a car. As the “engine” amplifier, it has a crucial impact on the improvement of sound quality.

0003%. It has ultra-high current output power and excellent sound control.

It will fully dig out the potentiality of your headphones. Smart Detection of Impedance Automatically self-adjust to fit your headphones ​When M12 is plugged into a headphone, the built-in smart detection system will start automatically to detect the headphone impedance and self-adjust tofit the headphone.

Just like the auto shift of a car, M12 will self-adjust to high power level to drive high-impedance headphones with the Gain indicator showing red light, providing excellent dynamic performance. | Questyle and ESS team spent two years developing the mobile headphone amplifier with DAC and it will perform better than expected.

The logo of both Questyle and ESS are put on M12 in order to mark the first cooperation between the two companies. ES9281AC, the ESS flagship USB DAC chip built in M12, has decoding capability up to PCM 384kHz/32bit and DSD256.

Whether it is the deepest bass sound of the organ in European cathedrals or the strongest bass and guitar melodies in hard rock, M12 will always be able to capture the details buried deep in the soundtrack. Excellent Audio Performance FFT @1kHz sine wave Po=5mWData from Audio Precision AP2722 Background noise of M12 is lower than -130dB Frequency response curve: 0dBFS 192k/24Bit highsampling rate files Data from Audio Precision AP2722 M12 achieves real Hi-Res with the ultra-wide frequency rangemore than 20kHz Bob Stuart, the co-founder of Meridian and inventor of MQA technology > Support MQA Decoding MQA (Master Quality Authenticated): Questyle M12 includes MQA Renderer technology, which can connect to an MQA Core signal and complete the final unfold of an MQA file.

The M12 LED glows magenta to indicate that the unit is rendering an MQA stream or file. This delivers the final unfold of the MQA file.

MQA is a new technology which removes digital distortion and packages audio streams efficiently into files that are small enough to stream. It can be integrated into your audio products in a very smart way and achieves the highest quality playback.

MQA delivers the original sound, in the highest quality, using less data, and authenticates provenance. 1 and above systems on popular smart phones and tablets.

3 and above with no additional driver installation required. Perfect Audio & Video Experience with Zero-Delay Classic Black & Stylish Silver The body of M12 adopts anodized aluminum sandblasting process to create two typical colors of Questyle style: Classic Black and Stylish Silver, tasteful and professional.

When it is more than 600Ω, M12 will automatically switch to 2Vrms line out. 0003%DAC: ESS flagship USB DAC chip ES9281AC