GF-T4058 2.4G Elevator Wireless Bridge 5W 1500m Wireless Transmission Video
Analog wireless bridge replaces travelling cable. The frequency of the transmitter must match the frequency of the receiver. - Working current: 500ma (transmitter). - Size (Transmitter, Receiver): 102 x 60 x 30mm/4 x 2.4 x 1.2".