Specifications: Extend your HDMI-compatible signal over long distances by sending the signal over CAT5e or Cat6 cable. Uses Cat5e or Cat6 cable to substitute HDMI-compatible and achieve long distance transmissions. HDMI-compatible pigtail cables attached to each unit, so there is no need to purchase additional HDMI-compatible cables. Supports 1080P resolution up to at least 100ft (30m) using Cat6 cable, and much further when using lower resolutions. Auto adjustment of feedback, equalization, and amplification Supports uncompressed audio such as LPCM Supports compressed audio such as DTS digital (including DTS-HD and Dolby True HD). Supports 3D, deep color, HDCP compliant. Use 2 Cat5e or Cat6 cables (not included). No power supply is needed. Item Name: HDMI-compatible to RJ45 Extender Material: Plastic Supported Resolution: 480i up to 1080p Features: Portable, Durable, Easy to Use Size: 18cm x 10cm x 3cm/7.09"; x 3.94"; x 1.18"; (Approx.) Notes: 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. Package Includes: 1 x HDMI-compatible to RJ45 Sender 1 x HDMI-compatible to RJ45 Receiver