0/22KHz signal after the professional circuit processing more compatible models. Receiver provides 0/22KHz signal which way to choose a two-way satellite signal. With a coaxial cable to transmit control signals with the satellite signal. Features: Zinc die-cast housing, tin-plated Anticorrosive nickel finish Light weight and compact size Precision machined threads Easy installation Frequency range :950-2400 (MHz) Normal working voltage :12-20 (V) Insertion loss: 3 (dB) Working current consumption: 10mA Isolation: 20 (dB) Maximum through current: 500mA Reflection loss: 8 (dB) Port impedance: Connector: "F" type Package Content: 1 x Gecen 22KHz Tone Switch Controlled Switch We carry many more Gecen products : GC-A04-20, GC-862BL, GS-1022, GS01-06