Related Clues:

• "Your table's ready" device
• Hospital notification device
• 'Beep!' source
• "We can seat you now" gadget
• "Your table's ready" buzzer
• One- or two-way communication device
• Old form of international communication service
• Personal contacting device
• On-call doctor's summoning device
• Messaging device
• Device for an on-call doctor
• "We can seat you now" buzzer
• Busy restaurant's notification device