EMP Professional EBK57 1200W Karaoke Echo Power Mixing Amplifier w/Remote/USB/SD. EMP Professional EBK57 1200W Karaoke Echo Power Mixing Amplifier w/Remote/USB/SD/MP3/WMA Player. MID:3.5KHz&###xB1;12dB. 1200W Digital HI-FI Stereo Karaoke Echo Power Mixing Amplifier w/ Remote / USB / SD / MP3 / WMA Player. Any product you return must be in the same condition you received it […]