FiiO Q15

Basic specifications

Colors: Black, Titanium gray

Decoding inputs: LISB/Bluetooth/coaxial

Bluetooth chip: QCC5125 (CPU+DSP dual-core design) , Bluetooth 5.1

USB chip: XMOS XU316

DAC: AK4191+AK4499 EX

Bluetooth codec: AAC/SBC/aptX/aptX LL/aptX Adaptive/aptX HD/LDAC

USB DAC: Asynchronous 768kHz/32bit, native DSD512, MQA full decoding

(EQ supports up to PCM 192kHZ/24bit)

USB DAC driver-free mode: Supported

coaxial input: 192kHZ/24bit, DOP64

Display: 1.3-inch 240 x 240 full color IPS

Headphone outputs: Single-ended 3.5mm + Balanced 4.4mm

Line output: Single-ended + Balanced; multiplex headphone jack

Battery: 5500mAh high-temperature resistant lithium-ion

Battery life: About g hours (UAC mode, balanced out)

output power 1: L+R>620mW+620mW (32Ω BAL/THD+N< 1%)

output power 2: L+R>85mW+85mW (300Ω BAL/THD+N< 1%) 

Output power 3: L+R>1600mW+1600mW(32Ω BAL/THD+N< 1%)

Output power 4: L+R>340mW+340mW BAL/THD+N< 1%)

Frequency response: 20Hz--80kHz (-3dB)

Signal-to-noise ratio: > 123dB (A-weighted)

Noise floor:

PO<3wV (UAC, Ultra High Gain Mode, A-weighted),

LO<1.6uV (UAC, A-weighted),

BAL<4.8uV (UAC, BAL<4.8uV (UAC),

BAL LO<1.8wV (UAC, A-weighted)

Output impedance: <1.5Ω (32Ω load)

THD+N: (LO/1kHz/10kΩ)