Use 2.4GHz ISM frequency band.
■   Support 4 groups of channels. You can select these channels to avoid interference from signals of a wireless router, etc.
■   Wireless transmission is suitable for one-floor or two-floors. 
■   The transmitter and the receiver are used in the same channel in a pair and can be used in the modes of point-to-multipoint or multipoint-to-multipoint.
■   Compatible with DVD, DVR, CCD camera, IPTV, satellite STB, digital TV STB and other AV output devices.
■   Superheterodyne 433MHz Wireless IR Remote Extender is fully compatible with remote control signals of DVD, DVR, CCD camera, IPTV, satellite STB, digital TV STB and other AV devices.
■   The product is equipped with super strong IR signal transmitting function or used in conjunction with an IR signal extension wire.
■   Images received by means of radio are vivid and stable, the color is flamboyant, and the sound is clear.
■   Supports video transmission of PAL/NTSC system and stereo audio transmission.
■   Fully hardware-designed. There is no need to install software. Plug and play. Simple and convenient.
■   Dimensions: 10cm (L) ×8.5cm (W) ×3.0cm (H).
■   2.4GHz module is CE & FCC certificated. Wireless application is safe and reliable.