For Cayin HA-2A headphones

Weight: 4.2 kg
Depth: 280 mm
Brand: Cayin
Description: Type: headphone amplifier, standard: stereo, front channels power: 0.18 W/channel, circuit design: tube, connectors and interfaces: audio line-in stereo
Width: 250
Height: 95
Power consumption: 30 W
Type: Headphone Amplifier
Harmonic coefficient: 0.5 %
Signal to noise ratio: 85 dB
Connectors and interfaces: Input audio line stereo
Standard: Stereo
Number of channels: 2
Power: 0.18 W/channel
Phono stage: No
Connectors on the front panel: Headphone output
Lin sensitivity. entrance: 270 mV
Input impedance lin. entrance: 47 kOhm
Maximum playback frequency: 40000 Hz
Minimum repeatable frequency: 15 Hz
Circuit design: Lamp