Features:

It adopts two micro-tubes to amplify, current-mode operational amplifier and diffused output, and 4.4mm balanced input and output.

Superior power management ensures the performance of the whole machine.

The unit does not have volume control, and the whole machine gains 3dB, which improves the output amplitude of most front ends.

The signal is amplified by the bile duct, and the output is rich in bile, satisfying the different sound experience of the user.
Built-in lithium polymer rechargeable battery, charging for 3 hours, battery life for 7 hours.