Rextron EGBMU-M2210 is a high-performance True 4K HDMI 2.0 HDBaseT 2.0 KVM Extender with HDR, USB 2.0, RS-232 serial, 2-way Audio, 2-way IR, and PoH DC 48V supported, consisting of the Transmitter - EGBMU-2210L (PSE Unit) and the Receiver - EGBMU-2210R (PD Unit). It extends the signals of HDMI video, audio, USB 2.0 x 4, IR, RJ11 Serial and PoH up to 90 meters (295ft) at 4K 60Hz or 100 meters (328ft) at 1080P via a single category cable in a point-to-point configuration. Independent extension of speaker and microphone allows two-way communication, warning sound notification, and other extensive audio applications. The product supports most popular video resolutions up to 4K 60Hz (4:4:4) with HDCP 2.2 or 1.4 compliant.