1.Unobstructed Transmission Distance Is Up To 200 Meters. Support Transmission Through Walls 2. Digital Screen Displays Channels, Making Channel Selection Convenient And Intuitive Wireless Anti-Interference Technology Effectively Blocks Interference From Wireless Signals Such As Walkie-Talkies And Wireless Routers 3. Support Pal or Ntsc Audio And Video Transmission The Transmitter Supports 1 Audio And Video Signal Input, And The Receiver Supports 1 Audio And Video Signal Output 4. When On The Same Channel, The Transmitter And Receiver Can Be Used One-To-One Or One Transmitter To Multiple Receivers At The Same Time 5. Aluminum Alloy Shell, Super Heat Dissipation Effect, Effectively The Long Working Time And Life Of The Equipment Full Hardware Design, No Need To Install Software Or Any Settings, Simple Installation, Plug And Play. 1.: Wireless 2. Frequency Band: 2.4GHZ 3.Format: PAL or NTSC 4. Interface: (AV) 5.Transmission Distance: 200m 6. Sensitivity: -90dBm 7. Transmit Power: 50mW 8. Channel Switching: 8 Groups 9. Video Input or Output: 1Vp-P (PAL or NTSC) 10.1 Channels Audio Input or Output: 1Vp-p(Stereo) 11. Material: Aluminum Alloy 12.Power Input: 5v-1000mA 13. Working Temperature: 32-104F or 0-40C 14. Storage Temperature: -4-140F or 20-60C 15.Voltage: AC100-240V 16.Colour:As Shown Note: Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Plug Type :EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. Package Contents: 1 x Transmitter 1 x Receiver 2 x AV Cable 2 Adapter 2 x Wall-Mounted Accessories 1 x English Manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.