Specification: Item Item Type: Audio And Video Sender_x000D_ABS+Electronic Components_x000D_Features:_x000D_Use 2.4GHz ISM Frequency Band, Support 8 Groups Of 2.4GHz Channel Selection;_x000D_Unimpeded Transmission Distance Up To 400 Meters. Support Transmission Through Walls;_x000D_Digital Screen Displays Channels, And Channel Selection Is Convenient And Intuitive;_x000D_Exclusive Wireless Anti Interference Patented Technology, Effectively Blocking Wireless Signal Interference Such As Walkie Talkies And Wireless Routers;_x000D_Support PAL/NTSC Format Audio And Video Transmission;_x000D_The Transmitter Supports 1 RCA Audio And Video Signal Input, And The Receiver Supports 1 RCA Audio And Video Signal Output;_x000D_When The Same Channel, The Transmitter And Receiver Can Be Used One To One Or One Transmitter To Multiple Receivers At The Same Time;_x000D_Support 433MHz Superheterodyne Infrared Remote Control Signal Wireless Return, Compatible With 38KHz Infrared Carrier Remote Control Signal;_x000D_The Transmitter Has Its Own Infrared Signal Transmission Or Uses An Infrared Signal Extension Cable;_x000D_Aluminum Alloy Shell, Super Heat Dissipation Effect, Effectively Guarantee The Long Working Hours And Life Of The Equipment;_x000D_Full Hardware Design, No Need To Install Software, No Settings, Simple Installation, Plug And Play._x000D_Transmission Frequency: 2.4GHz_x000D_Sensitivity: -90dBm_x000D_Transmit Power: 50mW_x000D_Channel Switch: 8 Groups_x000D_Transmission Distance: Approx. 400m/ 1312ft_x000D_Input And Output Ports: RCA_x000D_1 Channel Video Input And Output: 1Vp-PPAL/NTSC)_x000D_1 Channel Audio Input/Output: 1Vp-PStereo)_x000D_Superheterodyne Reception: Transmitter: -110dBm; Receiver: 433.92MHz_x000D_Infrared Carrier: 38KHz_x000D_Infrared Emission Distance: Transmitting End: 5m / 16.4ft; Receiving End: 10m / 32.8ft_x000D_Shell: Aluminum Alloy_x000D_Power Input: 5V 1000mA_x000D_Size: Approx. 100x1000x25mm / 3.9x39.4x1in_x000D_Operating Temperature: 32~104/0~40_x000D_Storage Temperature: -4~140/20~60_x000D_Humidity: 20~90RH Features: 1Super Transmission: Plug and play, strong long transmission distance 400m / 1330ft. Suitable for 1?2 floors of walls. 2The Image Is Stable and Clear: The image received via radio is vivid and stable, with bright colors and clear sound. 3Support 8 Optional 2.4GHz Channels: To avoid wireless signal interference from wireless devices 4Infrared Remote Control Controls The Source Device From The Display Side: Works with the digital TV conversion box to send signals to TVs in other rooms. 5Support PALNTSC Protocol: Make the transmission smooth, provide you with perfect vivid images and clear sound, without any noise. PackageList: 1 x Transmitter 1 x Receiver 2 x Power Adapter 2 x Audio and Video Cable 2 x Movable Stand 1 x Manual 1 x Infrared Extension Antenna 6 x Screw