1、Wireless Call System: Enhance customer service and improve efficiency with this wireless call system. Guests can easily notify staff with the push of a button. The long range and high performance receiver ensures reliable signal reception in any environment. 2、Fashionable Design: The receiver display features a stylish and modern design, complementing the aesthetics of any restaurant or hotel setting. The bell buttons are compact and stylish, fitting seamlessly into the decor. 3、Easy to Use: The call system is user friendly and requires no installation or wiring. Simply place the receiver in a convenient location and adhesive the bell buttons to table. The buttons have a long battery life and can withstand daily use. 4、Wide Range of Applications: This wireless call system is not only suitable for restaurants and hotels, but also for hospitals, elderly apartments, and other establishments where staff or assistance may be needed. It provides a convenient and efficient calling solution. 5、Long Distance Signal Transmission: The call system has a transmitting distance of over 200 meters, ensuring reliable calling even in large and spacious venues. The waterproof design and durable materials make it suitable for various indoor and outdoor environments. Item Type: Wireless Calling System Model SU‑620 Receiver with Display: Operating Frequency: 433.92MHz Size: Approx. 210x140x30mm / 8.3x5.5x1.2in Material: ABS Receiving Sensitivity:‑105dB Decoding: Learning Code Waterproof Rating: IPX4 Operating Temperature: ‑20℃ to 60 Model SU‑1K Button Transmitter: Operating Frequency: 433.92MHz Material: ABS Battery Type: Alkaline Battery Type: 12V 23A Battery Capacity: 60mAh (included) Transmit Current: 10±3mA Standby Current: <1uA Open Distance: >200 Meters Keystroke: 1 Million Times Waterproof Rating: IPX4 Operating Temperature: ‑20℃ to 60℃ Single Key: CALL 30 x Wireless Call Buttons 30 x Adhesive Stickers 1 x Power Adapter 1 x Receiver 1 x Instruction Manual