The AV44 Matrix Switching System is a 4 input / 4 output device for complete control over your source and display. This product allows you to attach any 4 devices and view all devices on the same or different monitors simultaniously. Designed for mobile and home applications, this system can be controlled via our IR remote control or on the unit itself. ** Specifications: Crosstalking character : -60 db ( 5 Mhz ) (Standard is -40 db only) * AGC ( Auto Gain Control ) function * Input level from 0.5~2 Vpp ( 75 Ohm ) for Video * Output standard 1 Vpp 75 Ohm * Power consumption around 350 mA * LED : High light bule LED inside IR cable * 8M extension IR cable included * Sony IR receiver sensor Fuse * Internal Power suppier DC 12V ( 500mA adapter or car electrical power )