Convenient for guests. After ordering, guests can rest in an empty seat without having to wait in line at the bar. The launch distance is very long. Guests can sit anywhere in the store or walk around waiting for the pager to remind them to pick up their meals. The pager is made of plastic engineering plastic material, quality, exquisite workmanship, , anti-fall, long service life, saving shop costs. Widely used in commercial occasions such as restaurants, coffee shops, and milk tea shops. In the standby state, connect to the charging slot, and when the customer places an order, carry a pager with a number with them. When the order is ready, the keyboard to dial the number, the pager vibrate, beep and light up the LED indicator. The queuing system greatly improves work efficiency and prevents customers from waiting for a long time. It is widely used in fast food restaurants, dessert shops, 4S car shops or other ostentatious occasions. Name: wireless meal taker set Working frequency: 433MHz (Max) Decoding method: learning to code Receiving sensitivity: -107??2dBm Number of extensions: 20pc Prompt mode: 1: Buzzer+LED flashing light 2: Single LED flashing light(no Buzzer) Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Voltage:AC220V Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on Noted, the charger plug is Eur mode, some country may need the converter for the plug. Colour:Photo Color Material:plastic Package Contents: 1 x Transmitter/Base 20 x Pager 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.