Features:

Power/ResetPress and hold for 3 seconds to power on/off; press briefly to reset to standby mode.

Code Setting (SET)Press briefly to enter code setting mode; press and hold for 5 seconds to clear the code.

Mode (MODE)Switch between prompt modes: vibration / beep / vibration + beep.

Keypad999-channel call keypad, press numbers 0 to 9 to select the desired call number from 1 to 999, then press the “CALL” key to initiate the call. If the selected number is incorrect, press the Backspace key to clear and reselect the number.

Specification:

Type: Queue Wireless Calling System

Colour: Black

Receiver:

Frequency: 433.92MHz

Receive sensitivity: -107dBm

Decoder: Learning code (AM)

Standby current: 10mA

Working current: 75mA (vibration)

Power: Built-in 360mAh rechargeable lithium battery

Charging voltage: DC 5V

Size: 100 x 50 x 11mm / 3.9 x 1.9 x 1.4 in

Weight: 40g / 0.09lb

Keypad call button:

Frequency: 433.92MHz

Standby current: 24mA

Transmit current: 100mA

Encoder: Learning code (AM)

Working voltage: DC 5V/6A power adapter

Adapter: AC 100-240V 50/60Hz

Size: 300 x 150 x 33mm / 11.8 x 5.9 x 1.3in

Weight: 812g / 1.8lb

Package Included:

1 x Call button keypad

20 x Receiver

1 x Power adaptor

1 x Antenna

1 x English Manual

Note:

Please allow slight 1-2cm difference due to manual measurement and a little color variation for different display setting.