5GHz Digital Wireless Video Sender DMA3000T&R - Audio/Video Transmitter and Receiver System with IR Remote Extender New WiVi technology - advanced digital wireless technology using 5GHz radio band. Secure network with 128-bit Advanced Encryption Standard (AES) Whole home coverage - 250 feet through walls without any loss of the original video quality No interference from other wireless devices as a result of using Dynamic Frequency Selection which automatically selects an available frequency from 23 channels Easy setup - plug and play with most TVs, cable and satellite set-top boxes, DVD players, video cameras, projectors, etc. Link up automatically, no network setting is required Built-in IR receiver allows full control of source device from remote room with your own remote control