Designed for all gate automation control panels or receivers. Growing range of transmitters with 433.92MHz up to 250m! Frequency: 433.92 MHz 433 MHz : Screw (wall) Cable length (m): 2M Bandwidth (MHz): 10 VSWR ≤1.5 Gain (dBi): 3 Maximum input power (W): 20 Input impedance (Ω): 50 Polarization: vertical Antenna length (cm): 27 Cable type: RG174 Impedance: 50 Ohm color: black Material: ABS+Metal Package Contents: 2 x Antenna 2 x Wall Mount Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.