It is a super small and high capability module that has high frequency. Adopting SMD, FCC, CE, CMD etc.

Specification:
Oscillatory Mode: SAW resonance
Operating Voltage: 3V---12V
Operating Current: 1.7mA(3V) ---9.5mA(12V)
Operating Frequency: 315MHz ---433.92MHz (optional)
Transmitter Power: 10mW(315MHz, 12V)
Dimension: 20*8*3

Applications:
1>Access control system
2> low-speed digital signal receiving, Anti-lost alarm signal receiving.
3>Remote control for all kinds of household appliances, and intelligent toy control.
4>Garage door opener system