This product is a wireless HD transmitter, using 5.8G technology for high-bandwidth and low-latency transmission. The transmitter can transmit the -Compatible signal of the signal source to a display device at a distance of 50 meters for viewing. Using 5.8G technology for high-bandwidth and low-latency transmission. Maximum support for 50 meters distance transmission.External antenna, better transmission effect. Automatically connect when powered on.Support 480i/576i; 720P/1080P@50/60hz.Direct-plug HDMl-Compatible design can save users from having to buy HDMl-Compatible cables.Adopt the widely used power interface Type-c for power supply.Low-power consumption product, and common device USB can supply power. Product parameters: HDMl version: HDMl-Compatible 1.3 HDCP version: HDCP1.4 Video coding format: 264 Maximum pixel bandwidth: 165Hhz Maximum data bandwidth: 4.5Gpbs Support resolutionn: 1080P/60hz Maximum transmission distance: 50M RX power consumption: 5V/0.28A(1.4W) TX power consumption: 5V/0.36A(1.8W) Radio frequency: 5800Mhz Transmitting power: 17DB Operating environment temperature: -10~+75 Storage environment temperature: -60~+120 Working environment humidity: -10~90%RH Storage environment humidity: -5~95%RH Note: Please use the receiver and transmitter within an obstacle-free distance of 50 meters. If the distance exceeds 50 meters or there are obstacles blocking the way, there will be video, sound freezes or no image problems. 1. Transmission through general obstacles indoors is 30 meters (no wall blocking). 2. Transmission through walls indoors is 10 to 20 meters. 3. Transmission through walls on upper and lower floors is 5 to 10 meters. Colour:Photo Color Material:plastic Package Contents: 1 xreceiver 1 x Transmitter 2 x USB power cable 2 x HDMl-Compatible extender cable 2 x External antenna 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.