SOUND KING SK 10000 Mosfet - 4 CH Amplifier 1. Controls - Power on/off, Volume - Balance, Bass, Treble2.Total 4 Channels - 2 Speaker / Woofer of 10" (4 Ohms) each in 2 slots3. Frequency Response - 20 - 20khz + / - 3db4. Mic Socket – 25. Power Output - 160+160W6. Power Source – Corded7. Power Requirement - 220 -230V (AC)8. Cooling – Heatsink9. Audio Input - 3.5 Mm Aux & 4 RC Socket10.Circuit Design - IC & Transistor & Mosfet11. Compatibility - Can be connected to PC, Walkman, TV, VCD / DVD players, etc.