Specifications:
1) Frequency Range: 433MHz (868MHz,915MHz avaiblable)
2) Frequency stability: ±5ppm

3) Number of channels: 8 (More channels available)
4) Channel spacing: 50kHz

5) Modulation: FSK

6) RF data rate: 1200~9600bps

7) RF power output: 10mW

8) Power supply: DC 5.0 ±0.5V

9) Transmitting current: <75mA

10) Standby current: <30mA
11) Dimensions: 85 x 55 x 25mm

12) Weight: 70g (Antenna excluded)
13) Operating temperature: -25°C - 60°C

14) Antenna Impedance: 50Ω

15) Antenna Port: SMA connector, female