Characteristics: 1.Zinc alloy die-casting housing, nickel plated handle 2.High-quality components, circuit design, loss of small 3. Receiver output 13/18V, 0/22KHz voltage through the coaxial cable so that switch port to switch to the corresponding 4.At the same time, access to four satellite TV signals 5.Through 13/18V, 0/22KHz four satellite TV signals to switch one way 6.At the same time,eight users can use, non-interfering 6.Apply to the use of multi-satellite and multi -receiver 7.By the receiver or external power supply 8.Maximum through-current: 13/18V 9.Connector: "F"-type