Compatible Restaurant Pager Waiter Calling System with Watch Call Button, Blue

Long range signal reception The reception range can reach 30-200 meters/656 feet, stable in open areas. (Practical distance depends on the environment. Extended support by adding an amplifier.)Made of materials, sturdy and .Easy to use, the call button is designed to be user-friendly and can be used easily by anyone.Compact design Small size, light weight and round shape make the pager comfortable to hold and easy to carry.With calendar display, rechargeable battery.Modulation Mode:ASK (AM) Frequency:433MHzWorking Chip:Learning CodePower Supply:Button CellColour:BlueMaterial:PlasticPackage Contents:1 * Watch1 * Charging Cable10 * Call Button