Questyle 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

Lossless Audio Processing: The M15i is equipped with the flagship ES9281AC DAC, the powerful M15i perfectly supports all signal formats up to PCM768 kHz/32 bit and DSD512. Patented Amplifier Design: Questyle's patented 'CMA' current amplifier technology (Worldwide patent number: US 9,614,483 B2), allows small devices to achieve unparalleled performance: low power consumption and heat generation; high throughput up to 1 MHz, ultra-low distortion up to 0.0003%, and a wide adaptive impedance range 8 ohms ~ 600 ohms, compatible with most headphones on the market. Dual Output: The M15i, equipped with four CMA motors, supports a single 3.5 mm tip and a fully balanced 4.4 mm output. It also has manual gain adjustment so users can choose the amplification mode based on their personal preferences, headphone or audio system features, making it suitable for a wide variety of applications and devices. MFi Certified: High compatibility with iOS, Harmony OS, Android version 5.1+ and Windows 10+, allows you to enjoy lossless music on your favorite device anytime, anywhere. What You Get: M15i USB DAC Headphone Amplifier x1, Type C to Type C Cable x 1, Type C to USB-A Converter x1, User Manual x1 and Friendly Customer Support. Note: Once connected to devices with Lightning interface, you can purchase a Questyle LTC02 Lightning to Type C adapter that has been officially certified by Apple MFI.