... dining rooms, karaoke lounges, bars, night clubs, cafeterias, tea houses, bowling alleys, bathe rooms, massage house, casinos, hospitals, health ... will like it so much and will come back.Restaurant will sell more food.Wireless technology for easy installationMultiple ... to 15Power supply: 12V DC/1,000mmA SMPS adapterDimensions: 140 x 78 x 33mm... ... wireless paging system for restaurant, hotel ...