https://laliexpress.com/item/Wireless-servant-paging-system-waiter-call-button-table-bell-display-receiver-display-3-group-number-1/32668944777.html Wireless servant paging system,waiter call button, table bell,display receiver, display 3 group number ( 1 display + 32 buzzer ): Cheap #bell, Buy Quality #buzzer #12v directly from China bell #antique Suppliers: Wireless servant paging system,waiter call button, table bell,display receiver, display 3 group number ( 1 display + 32 buzzer )
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- Brand Name: Ycall
- Model Number: K-4-C-USB+K-H3-WB
- Name: Wireless servant paging system
- Button size: : 60*60*22mm
- Communication: : Wireless
- Transmitted Distance: : 300m in open area
- Working Frequency: : 433.92mhz
- Button Battery : 12V 23A
- Buzzer key: : Call;cancel;bill
- is_customized: : Yes
- Display : Show 3 group and 3-digit number at the same time
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