The Ubiquiti Networks UC-Display is a 21.5" Full HD touchscreen display with PoE++, which allows delivery of power and data through a single Ethernet cable. It is designed to display media, web pages and Android apps with the web-based management application UnFi Connect and work seamlessly with other Ubiquiti products. The included VESA adapter allows it to be mounted to any separately available 75 x 75 or 100 x 100 VESA mount in portrait or landscape orientation. For your convenience, it has a built-in microphone and speaker.