Model No ZEB-STOPPER Speaker Channel 1.0 Watt 100 Watt Speaker Connectivity Aux | USB | BT Port / Slot Micro USB / TF Card / Aux-in / Mic / With battery back up Key Feature Bluetooth Version: v5.0 Speaker Unit: 2 x 6.5" full range Woofers and 2 x 2" Tweeters Speaker Output: 100W Connectivity: Bluetooth,EQ, Aux,Wireless Mic,Mic-IN,USB Flash,TF,TWS,Echo Controls Power Input: DC12V Karaoke Mic: 2x Wired and 2 Wireless Input Options LED Lights: Yes, Circular TWS Ready: Yes Guitar Input: Yes, 2 Guitar Input Remote Control: Yes Echo: Yes Battery Capacity: 12V 4000mAh Frequency Response: 45Hz~20KHZ (+/-2dB) Sensitivity: 560mV Operating Distance: 10M Warranty 1 Year from Zoook Service Center