Inquiry:
Speaker Unit: dual 4 inch woofer
Function:USB/TF Card/FM Radio/Bluetooth/Digital display
Botton:Volume / MIC Vol / Echo
Input:AUX/DC 5V input/MIC In
AC: 110V - 240V /50-60Hz
Microphone:with 1 PC wired/wireless microphone
Battery: 3.7V 1800mAH lithium battery
Accessory:User manual*1 , 3.7V Power line*1 , Wired MIC*
Contact: Fiala
Phone: 008615920438631
Tel: 008615920438631
Email: sales@mbaspeakers.com
Add: The Third Economic Community,Dongguan Village,Xinya Street,Huadu District,Guangzhou,Guangdong Province,China