home karaoke 1.Black aluminum alloy wire drawing panel 2.Unique LCD display working condition is clear at a glance. 3.Built- in 56031 reverberation chips clear and clean voice. 4.Independent control of left and right vocal tract 5.Independently control Echo and delay 6.Independently control Treble and Tenor and Bass 7.Perfect protection circuit anti impact over temperature short circuit and DC protection. 8.Original on the tube strong power 9.USB SD card live broadcast function unique Bluetooth playback function Quick Details Model Number:AV5100 Type:Professional Amplifier Channels:2 (2.0) Place of Origin:Guangdong China product name:Home Power Amplifier out power:200W 8Ω External devices:USB/SD/Bluetooth Input sensitivity:220mv/kohm Distortion:±8dB Frequency response:20hz-20khz±0.1dB Package Size:430305130mm Gross weight:7.5KG Selling Units:Single item Single package size: 43X30.5X13 cm Single gross weight:7.500 kg