Description This item is manufactured with premium material for durable and long-lasting use. It's easy to use with long service life. The precise design will ensure its practicability in the work of highly performance. Features - Color: Shown in the pictures. - Material: Plastic. - Size: Approx. 15 * 10 * 5cm/ 6 * 4 * 2 inch(L*W*H). - 8 Ports 8-In 1-Out. - Manual AV Switch. - Installation fast, easy operation. - Eight inputs, One output. - Apply to security or education and so on. - Stronger anti- interference ability and Perfect stability. - Video: Input Video Signal: 0.8-1.0 volts p-p. Input Impedance: 75Ohm. Output Video Signal: 0.8-1.0 volts p-p. Output Impedance: 75Ohm. Bandwidth: 50Hz-5.5MHz. - Audio: Input Audio Signal: 2V(RMS). Input Impedance: 47kOhm. Output Video Signal: 2V(RMS). Output Impedance: 1KOhm. Frequency: 10Hz-20KHz, 0db. 8 Ports input (Left and Right Channels) and 1 Port output (Left and Right Channels). Package list: 1 * 8 Ports Composite Video Audio 3 RCA AV Switch Switcher Box Selector 8 In 1 Out