2.4GHz WIRELESS AUDIO/VIDEO SENDER A compact, slimline transmitter for use with CCTV cameras. 4 Channels (Selectable) Omidirectional antenna (built-in) Built-in highly sensitive microphone 300m range (line of sight) Integral BNC connector for video input Supplied with PSU and 140mm split DC power lead for both sender and camera Power supply 12Vdc, 70mA Frequencies 2412, 2432, 2452, 2472MHz Video input 1V (p-p), 75 ohms Power 10mW Dimensions 15 x 94 x 28mm Weight 32g