100% New and High Quality. A pair as a complete functional module, with no configuration required. CAT-5e / 6 cable can replace the cable to achieve long-distance transmission. Follow the IEEE-568B standard. The transmission distance can be up to 30 meters to 1080P, 4K * 2K through CAT-6 cable. Suppot hot swapping. Plug and play. Signaling display of up to 2.5 Gbps in support of 1080p display. Compatible with HDCP. No need for extra power supply Description: Product Name:TX Transmissor Product material:ABS&Metal Product color: black Product size:5.8cmx2.5cmx2.2cm Product weight:33g cable needs to use a super six network cable (pure copper and single strand), can not use multiple strands, five network cables are , TX is the transmitting end, RX is the receiving end, if cable is used, it must be a positive mark 19+1; The resolution needs to be adjusted in the display settings. cable can reach 4K within 10m (Note: cable is all copper, single strand) Package Contents: 1 * extender 1 * signal receiving adapter 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.