315 RF Transceiver module

Designed for Short-Range Wireless Data Communications 
Supports RF Data Transmission Rates Up to 115.2 kbps 
3 V, LowCurrent Operation plus Sleep Mode 

433 MHz Module Specifications:

Wireless (RF) Simplex Transmitter and Receiver Transmitter Operating Voltage: +5V only Transmitter Operating current: 9mA to 40mA Operating frequency: 433 MHz Transmission Distance: 3 meters (without antenna) to 100 meters (maximum) Modulating Technique: ASK (Amplitude shift keying) Data Transmission speed: 10Kbps Circuit type: Saw resonator