This unit will encode 1 HDMI® source into IP for distribution on the HD/IP™ network. A 5v DC PSU is required and included. 1 UTP/STP 1Gbps Ethernet Port (1000BT) 1 HDMI® In (19 pin Type A female) Size: 4.9” W x 4.75” D x 1.1” H; 1.0 pounds 100-240V, 50/60 Hz, 5v DC Adapter- 1.2 Amp The second generation (2G) HD/IP™ Transmitter/Receivers use a patented process to send visually lossless 1080p video across a 1000BT Network identical to a direct HDMI® cable connection. In addition, 2G models now feature 2-way RS232 communication capabilities for powerful system control of individual source and display functions.