Enhanced Communication: Streamline your restaurant's service with the Wireless Calling System. This comprehensive kit includes 3 table call buttons and 1watch pagers, ensuring efficient communication between guests and staff. Long-lasting battery life and standby,The watch adopts low power consumption design, and the rechargeable model has a built-in large-capacity battery Provides long-lasting standby Long distance launch,Transmission distance in open areas reaches 500m Stable and operation Strong anti-interference ability Extremely sensitive and strong button touch Applied to a variety of ,Wireless food pickup devices are widely used in , Chinese and Western restaurants, teahouses, hotels, factories, hospitals, offices, leisure clubs, etc. and Reliable: Built to withstand the environment of busy restaurants, our wireless calling system is both and reliable, making it an essential tool for enhancing service efficiency and guest experience. Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. voltage: AC100-240V Specification for CTT19 Call Button: Model:CTT19 Modulation Mode:ASK (AM)RF Frequency:433.92MHz Working Chip:Learning Code Power Supply:CR2032 Cell Battery (included) Transmission Distance:Up To 100 Meters (in open area) Working Temperature:-20 to 55 Transmitting power: 13dBm Specification for CTW06 watch pager: Capacity:500 pcs of pager transmitters Alert Mode:vibration,ring or flash Receive Sensitivity:-110dbm Storage:20 calling numbers(for queuing) power supply mode:250mAh lithium battery Standby Time: (in ideal conditions) Frequency:433.92MHZ Compatible with:1, 2, 3, 4, 5 buttons Colour:As shown Material:plastic Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences OrColor Differences, Which Does Not Affect Use Package Contents:1 * Wrist Watch Pager3 * Call Buttons Only the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.