"It adopts RF wireless technology with millions of different learning codes.The system includeds 20-channel call buttons keypad and portable buzser&vibration receivers.The call button has 20 battery charging slot.Each receiver is rechargeable and labeled with a number.In standby status, it is plugged into the charging slot,while the client places an order,he(she)will be dispatched one receiver with a number,when the order is ready,press the keypad to call the number,the client will get it through the buzzer/vibration/LED indications.
The queue system greatly improve the work efficiency and avoid the client waiting in a long queue.It is widely used in fast food restaurant, food court, clinic, church,dessert shop,auto shop or other queue occasions.
Features:
- 20 channels keypad call buttons
- 20 batteries charging slots
- Portable rechargeable vibration & Buzzer receiver
- Independent storage memory avoiding data lost
- High receive sensitivity
- Self testing while power on
- Beautiful and fashionable designing
- Transmitting distance is about 1000m(3280ft) in the open area
Technical data:
Color: Black
Plug:US Plug, AU Plug
Receiver
Working Voltage: DC3.7V(rechargeable battery)
Charging voltage:DC 5V
Frequency:433.92MHz
Standby current: 10±5mA
Working current:75±5mA (vibration)
Receive sensitivity: -107±2dBm
Decoder: Learning code (AM)
Power:Built-in 360mAh rechargeable lithium battery
Dimmension:100x50x11mm /3.9x1.9x1.4 in
Keypad call button
Working Voltage:DC5V/6A Power adapter
Frequency:433.92MHz
Standby current:24±5mA
Transmit current:100±30mA
Encoder:Learning code (AM)
Working voltage:DC 5V/6A power adapter
Adapter:AC 100-240V 50/60Hz
Size:150x300x33mm /5.91x11.81x1.3 in
Packaged included:
1 x Call button keypad
20 x Receiver
1 x Power adaptor
1 x Antenna
1 x English Manual"
