A: Here's your pager. When your order is ready, the pager will go off. You can then come pick it up.
B: Thank you.

響 對講機 警示音

點菜呼叫器

(restaurant) pager

pager = 早時候用的BB Call，而現在在餐廳使用的取餐呼叫器也稱為 pager