Questyle M15C: Portable Lossless DAC with Headphone Amplifier

The Questyle M15C is a premium portable DAC designed for audiophiles seeking high-resolution sound on the go. Compatible with a wide range of operating systems, including Android (5.1 and above), […]

Questyle M15C

The Questyle M15C is a premium portable DAC designed for audiophiles seeking high-resolution sound on the go. Compatible with a wide range of operating systems, including Android (5.1 and above), Windows (10 18.3 and above), macOS, and iOS (with the LTC02 adapter), it delivers exceptional audio performance.

Equipped with a Cirrus Logic CS43198 DAC, the M15C supports PCM decoding up to 384 kHz (32-bit) and DSD formats up to DSD256. It features both 3.5mm unbalanced and 4.4mm balanced outputs, delivering up to 42.79mW of power via the balanced connector with incredibly low distortion (THD+N as low as 0.00028%).

Questyle M15C - CS43198 DAC/Headphone Amplifier
Questyle M15C – CS43198 DAC/Headphone Amplifier

The M15C features two output options: a 3.5 mm jack for standard headphones and a 4.4 mm balanced output, enabling compatibility with various headphone types. Additionally, it includes a manual gain control function with standard and high modes, allowing for precise adjustments tailored to headphones with varying sensitivity and impedance.

Encased in a sleek aluminum alloy body, the M15C combines durability with portability, measuring just 61.9mm by 27.9mm by 12mm. Its frequency range covers 20 Hz to 80 kHz.

Questyle M15C specifications:

  • Compatible operating systems:
    • Android 5.1 and above
    • Windows 10 18.3 and above
    • iOS (support via Lightning with LTC02 adapter)
    • macOS
  • Decoding:
    • PCM: 44.1 kHz – 384 kHz (16/24/32 bit)
    • DSD: DSD64 (1 bit 2.8 MHz), DSD128 (1 bit 5.6 MHz), DSD256 (1 bit 11.2 MHz)
  • Output connectors:
    • 3.5mm (unbalanced)
    • 4.4mm (balanced)
  • Output power:
    • 3.5mm: RL=300Ω, Po=10.72mW, Peak Voltage 5.068V, THD+N=0.00032%
    • 4.4mm: RL=300Ω, Po=42.79mW, Peak Voltage 10.13V, THD+N=0.00028%
  • Frequency range:
    • ±0.1 dB (20 Hz – 20 kHz)
    • ±1 dB (20 Hz – 80 kHz)
  • THD+N: 0.00028%
  • DAC: Cirrus Logic CS43198 DAC
  • Case Material: Aluminum alloy with anodizing (CNC)
  • Color: Silver
  • Dimensions: 61.9mm (length) x 27.9mm (width) x 12mm (thickness)