Wireless Restaurant Service Calling System 2 Watch Receiver and 1 Button Pagers Wireless Calling

Feature： 1. WIRELESS OPERATION： Wireless restaurant service calling system adopts RF wireless technology, which is convenient to operate and suitable for various places. 2. WATERPROOF DESIGN： The watch receiver supports IPX7 waterproof, and the transmitter supports IPX4 waterproof, guaranteeing long time use. The operating frequency is 433.92MHz, high sensitivity. 3. SUPPORT MULTIPLE BUTTONS： Wireless caregiver pager calling system has 4 channels, supporting 4 buttons, which can be freely combined and flexibly applied. 4. LONG ENDURANCE： Wireless restaurant paging system built in high capacity battery, long standby time, rechargeable battery, low power consumption. 5. APPLICABLE PLACES： Wireless guest customer calling system is suitable for home, factory, hospital and other places to protect the elderly care, emergency call. Specification： Item Type： Wireless Restaurant Service Calling System Material： ABS Watch Receiver Parameters： Operating Frequency： 433.92MHz Charging Voltage： DC5V Battery Type： Lithium Battery Single Watch Receiver Battery Capacity： 300mAh (included) Operating Current： 100+-20mA (Vibration and Buzzer Mode), 75+-10mA (Vibration Mode) Standby Current： 10+-5mA Receiving Sensitivity： ‑107+-2dBm Decoding： Learning Code Waterproof Rating： IPX7 Operating Temperature： ‑20 celsius to 60 celsius Button Transmitter Parameters： Operating Frequency： 433.92MHz Battery Type： CR2032x2 Press Lithium Battery Capacity： 240mAh (included) Transmit Current： 10mA+-3mA Standby Current： <1uA Open Distance： >100 Meters Keystroke： 1 Million Times Waterproof Grade： IPX4 Operating Temperature： ‑20 celsius to 55 celsius Single Key： CALL. Package List： 2 x Receiver1 x Transmitter2 x Charging Cable1 x Instruction Manual