... 2 to 7 days 2.4G Wireless A/V Transmitter & Receiver and 250m Wireless IR Remote Extender Transmitter Receiver Frequency Band 2.4GHzSensitivity -90dBmA/ ... means of radio waves and can be used for wireless sharing of AV signals of DVD, DVR, CCD camera, IPTV, satellite STB, ... digital TV STB and other AV devices of several TV sets. Wireless AV transmission solutions ...