Comprehensive Cable CSW-HD440NEXT HDMI 4x4 True Matrix Switcher/Extender Over Single Cat5e/6 with EDID Resolution up to 1080p Audio supports 7.1CH of LPCM, Dolby TrueHD, and DTS-HD Master Audio Supports transmission distances up to 164ft through CAT5e/6/7 cable Supports smart EDID management Supports RS-232, remote control, on-panel control and TCP/IP Control