Features: brand new and high quality Exclusive wireless anti-interference patented technology, effectively blocking wireless signal interference such as walkie-talkies and wireless routers. Support PAL/NTSC system audio and video transmission; transmitter supports 1 RCA audio and video signal input, receiver supports 1 RCA audio and video signal output. Support 433MHz superheterodyne infrared remote control signal wireless return, for 38KHz infrared for carrier remote control signal; transmitter comes with infrared signal transmission or use infrared signal extension cable. Aluminum alloy for shell, super heat dissipation effect, effectively ensure the long working hours and life of the equipment. Full hardware design, no need to install software, no settings, simple installation, plug and for play. Specifications: Method: Wireless Frequency Band: 2.4ghz System: Pal / Ntsc Interface: Rca (av) Infrared Remote Control: 38 Khz Transmission Distance: ≤200 Meters Transmission Frequency: 2.4ghz Sensitivity: -90dbm Transmitting Power: 50mw Channel Switching: 8 Groups Transmission Distance: 200 Meters Input and Output Ports: Rca 1 Channel Video Input/output: 1vp-p (pal/ntsc) 1 Channel Audio Input/output: 1vp-p (stereo) Superheterodyne Receiving: Transmitting End: -110dbm; Receiving End: 433.92mhz Infrared Carrier: 38khz Infrared Emission Distance: Sending End: ≥5m; Receiving End: ≥10m Shell: Aluminum Alloy Power Input: 5v 1000ma Working Temperature: 32~104℉/0~40℃ Storage Temperature: -4~140℉/20~60℃ Humidity: 20~90rh Color: As the Picture Shows Socket Specifications: Australian Regulations, European Regulations, British Regulations, American Regulations Product Dimension: approx. 10x10x3cm/3.94x3.94x1.18inches Net Weight: 640g/1.41lbs Package Includes: 1PC Upgraded Wireless AV Transmitter and Receiving RCA Transmitter note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.