... 53*41*14mm. 8CH 400mW Wireless AV Transmitter and receiver ELP-WTR400 8CH 400mW Wireless AV Transmitter*Transmit power:400mW.* ... DVR, car DVR, DVR card, CCTV KIT, Wireless surveillance systerm, LCD and Monitor, lens, cctv accessory etc.Company websites www.elpcctv. ... comView more products picture :ELP- Mobile DVR 8CH/400mW wireless AV transmitter ...