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LED & Buzzer state description
LED light Description
Green led Flash briefly if scanning successfully
Light blue led on Connected
Dark blue led on No connection
Red led on Charging
Light blue and
green led
flash quickly 2.4GHz pairing mode
Light and dark blue
led flash alternately SPP pairing mode
Light blue led on
and green led
flash quickly HID pairing mode
Dark blue and
green led
flash alternately BLE pairing mode
Buzzer Description
A long beep Power ON/OFF
A short beep Scan common barcode, paired, or
(low frequency) wireless connection success
3 short beep
(low frequency) Wireless disconnection
5 short beep
(low frequency)
and stop scanning Battery without electricity
Safety, maintenance and recycling instructions
1. Caution: Never open the device, the internal parts are dan-
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