Convenient for guests. After ordering, guests can rest in an empty seat without having to wait in line at the barThe transmission distance is extremely long, up to 500m. Guests can sit anywhere in the store or walk around waiting for the pager to remind them to pick up their mealsThe pager is made of ABS engineering plastic material, quality, exquisite workmanship, sturdy, anti-fall, long service life, saving shop costsDue to the use of wireless queuing system, using wireless radio frequency technology, millions of learning codes. The system includes a 998-channel call keyboard and a portable buzzer. The call board has 10 battery charging slots. Each receiver can be and marked with a numberWidely used in commercial occasions such as restaurants, coffee shops, and milk tea shopsSpecification:Transmitter:Input power: DC 9V/1ATransmitting frequency: 433MHzTransmitting power: +23dbmStandby power consumption: Less than 600mWModulation mode: OOKNumber of charging handsets: 10Number of compatible handsets: 998Key mode: touch keyReceiver:Working voltage: 3.7V 200mAh lithium batteryReceiving frequency: 433MHzStandby current: Less than 12mAStandby time: 20hReceiving sensitivity: -108dbmTransmission distance: 500mReminder mode: vibration, beep, flashing lightReminder time: 1-999 seconds can be setPlug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so onVoltage: AC100-240VColor: As ShownMaterial: ABSThere may be differences in the printed words, which not affect the usePackage Contents:1 x Transmitter10 x ReceiverOnly 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.