The ECHO-4S is designed to allow a single HDMI 2.0 source to be displayed remotely at up to four different locations, using HDBaseT™ technology. HDMI resolutions up to 4K UHD ([email protected] 4:4:4) can be extended up to 70m, while resolutions up to 1080p can be extended 100m over a single CAT5e or CAT6 cable. ECHO supports HDCP 2.2 and 1.4 content protection, as well as HDR10 High Dynamic Range video. In addition to HDMI extension, the ECHO-4S also extends RS-232 serial data, and bi-directional IR for control of remote devices. All senders include a local HDMI output, EDID routing control, de-embedded analog audio, and Power over Cable (PoC) to power remote receivers. The ECHO-4S has built-in HDMI splitters to extend a single video to four receivers respectively, and have additional features including RS-232 and IR loop output for daisy-chaining transmitters, and digital TOSLINK audio de-embedding.