Description: Receiver module parameters: Product Model: MX-05V Operating voltage: DC5V Quiescent Current: 4MA Receiving frequency: 433.92MHZ Receiver sensitivity:-105DB Size: 30 x 14 x 7mm /1.2 x 0.6 x 0.3inch External antenna: 32CM single core wire, wound into a spiral Transmitter Parameters: Product Model: MX-FS-03V Transmitter distance: 20-200 meters (different voltage, different results) Operating voltage: 3.5-12V Dimensions: Approx. 19 x1 9mm / 0.7 x 0.7inch Operating mode: AM Transfer rate: 4KB/S Transmitting power: 10mW Transmitting frequency: 433M Antenna: 25cm ordinary multi-core or single-core line Pin arrangement: left-right(DATA;VCC;GND) Application: Remote control switch, receiver module, motorcycle, car anti-theft products, home security products, electric doors, shutter doors, windows, remote control socket, remote LED and so on. Package Includes: 1 Piece RF Transmitter 1 Piece RF Receiver Note: VCC voltage module operating voltage and good power filtering; Great influence on the antenna module reception, preferably connected to the 1/4 wavelength of the antenna, typically 50 ohm single conductor, the length of the antenna 433M of about 17cm; Antenna position has also affected the reception of the module, the installation, the antenna as possible straight away from the shield, high pressure, and interference source; frequency used to receive, decode and oscillation resistor should match with the transmitter