Product parameters (to give you a better choice)
Model: Y - A3 | Operating voltage :12 V |
Operating current :< 35 mA | Transmission frequency :433 MHz and 75 K |
Output power :< 30 mW | Overall dimension :60 x 21 mm |
Distance: 300m in open area | Colors :10 colors |
Compatible receiver :433 MHz series host | Three keys: service, checkout, cancel |
Wireless waterproof call system restaurant waiter call button
Widely used in restaurants, teahouses, kitchens, cafes, Internet cafes, hospitals, nursing homes, pet hospitals, maternity center, banks, supermarkets, cinemas, hotels, bowling alley, billiards room, car 4S shop, factories, massage center, foot bath bath, game center, casino, KTV, chess and card rooms, etc.