Condition: As good as prefectly brand new, only use 1-2 times.
Perfect pairing with sony players like ZX300/WM1A/WM1Z with 4.4mm output
Sound sig: Vast soundstage and better bass response with better depth
4.4mm balanced input and output, current-mode operational amplifier diffused output, using 2 micro-tubes to amplify Charging for 3 hours, battery life for about 7 hours, built-in lithium polymer rechargeable battery. This unit does not set the volume control, the overall gain +3DB, to improve the output amplitude of most front ends. Superior battery management ensures overall performance. The signal is amplified by the bile duct, which satisfies the user's different sound experience.
The whole machine gain :+3dB.
Maximum output power: 350mW (32ohm)
Frequency range: 10hz-50khz
Net weight: 165g
What's included in the package
4.4mm to 4.4mm interconnect
Micro USB Charging Cable