Key Features :
Dee Techâs Portable USB Amplifier Cube 40 M (40 Watts with Cordless Mic & Battery Backup)Power Supply: 230 AC/ 12V DCPower Output: 40 Watts (Max -60 Watts)Speaker Size: 10âTone Control: Speed & Repeat Inputs: 3 Mics, 2 Aux & LineFreq. Response: 50-15000 Hz +¬-3dB