Speaker Size
6.5''+6.5''woofer & 1.5''tweeter
Input voltage
9V/2ACharging
Battery
7.4V/3600mah battery
Audio Inputs
Aux IN;USB IN;TF card IN;FM Radio; Bluetooth;
Volume Controls
Volume control, treble, bass, mic volume, mic echo
Special Functions
Display, recording, mic priority, voice prompt, recording,