For xDuoo XQ-20 headphones

Depth: 12 mm
Brand: xDuoo
Description: Type: headphone amplifier, standard: stereo, front channels power: 0.12 W/channel, circuit design: solid-state, connectors and interfaces: audio line-in stereo
Width: 52
Height: 94
Peculiarities: Built-in battery
Additional Information: Up to 12 hours of battery life
Type: Headphone Amplifier
Harmonic coefficient: 0.001 %
Signal to noise ratio: 114 dB
Connectors and interfaces: Input audio line stereo
Standard: Stereo
Number of channels: 2
Power: 0.125 W/channel
Phono stage: No
Connectors on the front panel: Headphone output
Maximum playback frequency: 22000 Hz
Minimum repeatable frequency: 10 Hz
Recommended load resistance max.: 300 ohm
Recommended load resistance min.: 16 ohm
Circuit design: Semiconductor