Below is a group product of Wireless Transmitter and Receiver Module.
Product List
Operating voltage: DC5V
Operating current: 5mA
Operating frequency: 315, 433 MHz
Spec.: ...
[Last Updated: 2009-11-29]
It's wirely use in transmite wireless information and wireless remote industry. For example:
Entrance ...
[Last Updated: 2009-11-29]
Voltage: 5V
Outter Dimension: 3*1.3cm
[Last Updated: 2009-11-29]