This is an ISM wireless data transmit and high quality super heterodyne
receiver module, it take high frequency wireless Communication technology,
low noise and scale integrated circuit, high performance/price ratio, Perfect antistatic
protection, high reliability; it is the first choice of rolling code control, electric door control,
and long distance transmission. It is widely used in garage door, retractable doors, signo and so on.

It provide for GSM/GPS vehicle-mounted system. It is used in industrial control, communication and alarm.