GD-R5 is a high quality receive module with VHF/UHF hi-frequency and wireless transmit. The module is based upon market?s feedback and a lot of customers? advice. It?s shocked in the electronic products market. The module adopting LSI circuit with hi-frequency and low-noise which import from famous company of Europe. It has soundly anti-static protection and high reliability. It?s a good selection for remote control, such as remote garage?s gate, automatic door, GSM/GPS system, factory automatic and communication etc.