Triple waireless calling system call bell / Call Button for restaurant, hotel, hospital, bars

Single Key Button of 433Mhz frequency wireless calling system

Single Key Button of wireless calling system

widely used in restaurant, tea & coffee house, hotel, executive dining room, hospital, nightclub, bowling alley, spa & salon, KTV, church, health club, golf country club, office, factory, etc.

Security Desktop Two-way Radio Intercom with Wireless Calling System Call Buttons