Speaker Unit
Dual 8 inch woofer+ treble
Function
USB/TF/BT/FM/REC/Remote control/MIC Priority/digital display
Bottons
Master Volume / Bass / Treble / Echo / MIC Vol
DC/Battery
built-in 7.4V 2400mAH lithium battery
Microphone
1 PC wireless microphone
Accessories
User manual*1 , Adapter*1 ,Audio line*1,Wireless MIC*1,Remote*1