Usage Tips:[Widely Used]HDMI Extender is HDMI to RJ45 Extender Adapter works for HDTV, Set-top Boxes, DVD, HDPC, PS4, STB, HOME&Hotel Projector Data Monitoring Center, Large Conference Center. [HDMI Extender]The mitter and receiver are used in pairs, without setting, without external power supply. This adapter not only breaks the limit of HDMI cable mission length, but also provides greater flexibility and convenience in cable construction. [HD 1080P]The HDMI ethernet extender with 2.5Gpbs signal mission speed, technology speaking can reach to 4k. Perfect support 1080P, but this section DOES NOT support HDCP. Support hot swapping. Plug and play. [High Efficient mission]The HDMI extender can extend HDMI video and audio signals simultaneously up to 30 meters/100ft by the CAT-5e/6 cables. High speed point to point output, ensures that the input and output is exactly same. Colour: blue Material: plastic shell Size: 6x2.5x2cm Note: The network cable needs to use a super six network cable, pure copper (single strand), multi-strand cannot be used, five types are not, TX is the mitting end, RX is the receiving end, if HDMI cable is used, it must be positive Marking 19+1. The network cable is within 30m, no display: you need to select copy or widen in the display settings. The resolution is 720P, but it does not reach 1080P: you need to adjust the resolution in the settings (the network cable is all copper, single-strand) Compatibility issues: Does not support HDCP, and some Sony Blu-ray machines, etc. Package Contents: 2 * hdmi to ethernet adapter Only the above package content, other products are not included. Note: Light shooting 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.