... transmission range 4 Selectable channels RCA port,4Channels. designed for TV,DVD,IPTV,etc Function and Features:1. Use 2.4GHz ... . Compatible with DVD, DVR, CCD camera, IPTV, satellite STB, digital TV STB and other AV output devices.5. Images received by ... audio transmitter, Model:PAT-330,150M transmission distance,CE tested,Best price,good quality