Amplifier output power watts : 5000watts power output - front 1250w x 2 power output - sub woofer 1250w x 2 function selector (cd/dvd , tuner ,aux1 , aux2 , usb1 , usb2 , portable in , bluetooth ) power requirement - narrow (50/60hz) 110 or 220/230v 50/60hz power requirement - wide 110/220v power consumption 320w power off consumption 0.5w↓ power consumption at stand by 0.5w↓ audio control 2ch stereo (by-pass) :yes mute :yes. tuner type pll tuner band fm tuner range 87.5 ~ 108.0mhz sound sync - bluetooth (lg tv): yes automatic power on/off - bluetooth (lg tv) : yes karaoke echo mode :yes echo mode: yes voice canceller : yes voice canceller : yes connectivity usb 2 aux 2 bluetooth : yes light show and xshiny speaker yes payment on delivery