This module use LC circuit design, include amplification and rectification, output data signal is decode high TTL signal which is convenient to use, cheap and use widely.

Receive module has wide receive band width, usually is ±10MHz, the default setting is 433.92MHZ. The receive module use DC5V, which can also adjust for special need.

Specification:

• Working frequency (MHz)：315MHz
  
• Code methods：bonding pad code(fixed code)
  
• Default Button Acting mode: M4

Receiver:

• Voltage(V)：DC5V (4.5mA)
  
• Static State Current (mA)：4.5mA
  
• Receiver Modulation OOK.
  
• Working temperature： -10℃~+70℃
  
• Sensitivity(dBm)：-105DB
  
• Dimension(LWH) of receive board：41*23*7mm
  

Remote Controller:

• Four buttons remote controller, with 12V23A battery inside.
  
• ASK Modulation.
  
• Power at 10mA@12V
  
• Transmission Distance: 120-150M (Real distance will 40-70% of nominate distance)
  
• Dimension:58*38*13mm