Feature: 1. Versatile Communication: Utilizing advanced RF wireless technology, our wrist call key supports up to four channels, allowing you to easily customize and control communication for maximum efficiency. Specification: Item Type: Wireless Bracelet Pager System Material: ABS Receiver Parameters: Working Frequency: 433.92MHz Receiver Battery: 300mAh Battery(Included) Working Current: 100±20mA (Vibration and Buzzer Mode) 75±10mA (Vibration Mode) Standby Current: 10±5mA Receiver Sensitivity: -107±2dBm Decoding: Learning Code Water Proof Level: IPX4 Working Temperature: -20℃ to 60℃ Key Transmitter Parameters: Working Frequency: 433.92MHz Single Transmitter Battery Type: 240mAh Carbon Batteryx1(Included) Transmission Current: 10mA±3mA Standby Current:<1uA Standby Current:> 1000 meters Key: 1 million times Water Proof Level: IPX4 Working Temperature: -20℃ to 55℃ Package List:
1 x Watch Receiver |