Features:

This product is the high-frequency wireless transmission technology, digital identification technology and SCM technologies in one, a wireless calling feature that is widely used in hospitals, hotels, tea houses, restaurants, residential and some other service establishments, with reliable performance, simple operation, easy to carry, and high cost performance. Their products from the two parts, one wireless transmitter, elegant shape, each a different address remote code compiled with the host of the code achieved by calling features. The second is receiving host vibration after receipt of the signal suggest that the digital control can be realized by a ~ 63, the display, and can store 10 numbers off the recent call by the turn keys to view, such as user need to call-off information clear, simply click on reset button. The receiver uses lithium battery-powered, long standby time, with complete charge and discharge protection circuit, power is exhausted, mobile phone universal charger can charge. Operating frequency: 433MHz Battery Specifications: Li-ion 3.6V 600mAh Standby current: 8mA Receiver Sensitivity:-103dBm