... (Wireless 150M)PAT-330 wireless A/V transmitter & receiver! The product consists of a transmitter and a receiver. It adopts an advanced 2.4GHz wireless transmission ... radio waves and can be used for wireless sharing of AV signals of DVD, DVR, CCD camera, IPTV, satellite STB, ... point-to-multipoint or multipoint-to-multipoint.Compatible with DVD, DVR, CCD camera, IPTV, satellite STB, digital TV STB and ...