3 in 2 out Composite AV Selector Connect multiple AV sources to multiple destinations Easily switch between AV sources with the press of abutton EDIT button: This feature allows you to record material from Source B or C to a VCR which is connected to Output A Specifications Specification for audio : 1. Frequency range: 10-20K Hz 2. Insertion loss: 0.1dB limited. 3. Channel separation (@ 1KHz): 60dB normal / 55dB limited. 4. Crosstalk between function (@ 1K Hz) 60dB normal/ 55dB limited. Note: 1. The generator impedance should be 600 ohm. 2. Signal output reading is taken across a 47K ohm load. 3. Product Output 4.7K ohm terminated. (on testing channel separation and crosstalk) Specification for video: 1.Frequency range: 0.3-6M Hz 2.Insertion loss: 0.5dB limited. 3.Isolation loss: 35dB limited. Note: 1.The generator impedance should be 75 ohm. 2. Input 75 ohm terminated.