1. Use 433MHz ISM frequency band.

2. 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.

3. Wireless transmit ≤200m.

4. 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.

5. the product is equipped with super strong IR signal transmitting function or used in conjunction with an IR signal extension wire.

6. Fully hardware-designed. There is no need to install software. Plug and play. Simple and convenient.

7. Dimensions: 10cm (L) ×8.5cm (W) ×3.0cm (H).

8. 433MHz module is FCC CLASSB certificated. Wireless application is safe and reliable.