433MHz Wireless Serial Module For Long Range Communication. Works ON UART TTL Level.

Specifications:

• Power supply: 3.2-5.5V
• Default communication distance: 600m(Max.up to 1000m)
• Default empty current: 16mA
• IEEE 802.15.4g Compliant
• Size: 27.8*14.4*4mm
• Frequency: 433.4~473.0MHz
• Max. 100mW transmit power
• Support software upgrade
• Baud rate: 9600bps

Pinouts:

• Vcc
• Gnd
• Rxd
• Txd

Datasheet