M15i Headphone Amplifier [MFi Certified] Portable USB DAC Amps with 4.4mm and 3.5mm Dual Outputs Supports PCM 768kHz/DSD512 High Resolution Lossless for Smartphones/PC/Laptops

Product Description

1 Set Your Phone 2 Connect M15i 3 Play and Enjoy 4 Indicator

Would this be compatible with iPhone or Android device?

Fullly Compatible with Devices & Music Platforms, support ios/mac OS/Android/Windows.Plug and Play, no need any driver or setting.

Do I need to buy any cords to go with this?

One USB type-C cable is for free in package box, Lighting cable you can buy from our store.

Does this product work with micphone?

Sorry, it can’t work with micphone.

Does this product work for a car’s 3.5mm headphone jack?

If you want to use our M15i in your car,you need to buy a 3.5mm to 3.5mm OTG cables.

Does this product work with 250 ohm impedence headphone?

Of course it dose,our M15i can work with 8Ω-600Ω impedence headphone perfectly.

[Lossless Sound Processing] ：The M15i features with ESS flagship DAC ES9281AC, the Powerful M15i perfectly handles any signal formats up to PCM768kHz/32bit and DSD512.
[Patented AMP design] ：Questyle patented Current Mode Amplifier “CMA” technology (Global PCT Patent Number: US 9,614,483 B2), enables the small device unbeatable performance: low power consumption and heat generation; large bandwidth up to 1MHz, ultra low distortion to 0.0003% and wide range impedance adaptive 8ohm ~ 600ohm, it works with most of the headphones in the market perfectly.
[Dual Outputs] ：The M15i, equipped with four CMA engines, supports 3.5mm single-ended and 4.4mm fully balanced output. It also features manual gain adjustment, allowing users to choose the gain mode according to personal preferences, headphone characteristics, or the audio system, making it suitable for a wide range of apps and devices.
[MFi certified] ：High compatibility with iOS, Harmony OS, Android versions 5.1+ and Windows 10+ version, enables you enjoy your lossless Music with your preferred device anytime, anywhere.
[What You Get] : M15i USB DAC Headphone Amp x1, Type-C to Type-C cable x1,Type-C to USB-A Converter x1 , user manual x1, and friendly customer service.
【Note】：When connecting to Lightning interface devices,you can purchase an additional Questyle LTC02 Lightning to Type-C adapter that has been officially certified by Apple MFi.