2.4GHz wireless receiver 4Channel transmitter 1.NO MOQ requirement 2.CE,FCC,Rohs standards ... 3.continous after-sales service 2.4GHz wireless receiver 4Channel transmitter Model: SW-BNC-24 High Power Wireless Video ModuleMain ... . 10mW Transmit power , 50 meters real transmit distance5. 4 Channel Auto convert Function.Technical Specification:Working frequency bands2350-2550MHzAvailable channels4Visual ...