Use additional receiver units (DS-55123) and your existing network infrastructure to display video content on up to 253 screens (IP connection)- Use additional receiver units (DS-55123) and your existing network infrastructure to display your video content on up to 253 screens (IP connection)- Extends 4K video content up to 120 m with a CAT 6 cable (point-to-point connection)- Extension of the signal (unlimited distance) via the existing local network infrastructure (IP connection)- Supports 4K (30Hz). 3840x2160p resolution- Supports CAT 5. CAT 5e. CAT 6 and CAT 7 network cables- HDMI bandwidth: 10.2 Gbit / s (max.)- Supports HDCP 1.4The 4K HDMI Extender Set (DS-55122) is a high-performance video distribution system consisting of a transmitter/receiver unit. It extends 4K HDMI signals up to 120 m via a CAT6 network cable (point-to-point connection). In addition. you can use a network switch and the individual receiver units (DS-55123) to distribute your video content to up to 253 displays via the existing network (IP connection). The additional integrated unidirectional IR interface enables remote control of the input source.