xDuoo X20

Headphone output: 3.5mm

Output power: 210mW (32Ω/THD +N<0.0015%)

Frequency response: 20Hz~20kHz (±0.15dB)

Signal-to-noise ratio (SNR): ≥114dB

Resolution: >75dB

Distortion + noise: 0.0015%@1kHz (32Ω@1kHz)

Balanced headphone output: 2.5mm

Line output: 300mW (32Ω/THD +N<0.0015%)

Frequency response: 20Hz~20kHz (±0.15dB)

Signal-to-noise ratio (SNR): ≥116dB

Resolution: >112dB

Distortion + noise: 0.0015%@1kHz (32Ω@1kHz)

Line out

Line output level: 1.7Vrms (10KΩ@1kHz)

Frequency response: 20Hz~20kHz(±0.15dB)

Signal-to-noise ratio (SNR): ≥114dB

Resolution: >108dB (10KΩ@1kHz)

Distortion + noise: 0.0012@1kHz (10KΩ)

Other parameters

Built-in 2400mAh rechargeable lithium polymer battery

Battery life: 8 hours (3.5mm headphone output)

About 7 hours (balanced headphone output)

Charging time: < 3 hours (DC5V 2A) / < 6 hours (DC5V 500MA)

Size: 110*56*16.6mm

Weight: 138g