LED light
Basic function description of the indicator light:
- Steady red light indicates charging, red light off indicates full or no wired
charging, red light flashing indicates no battery installed or the battery is
not installed well.
- The blue light is steady on, indicating that the wireless or wired con-
nection is normal.
- Green light flashing indicates pairing status in 2.4G mode.
- Green light flashing quickly to indicate the pairing status in SPP mode.
- Green and blue lights flash alternately to indicate pairing status in HID
mode.
- Green and blue light flashing synchronously indicates pairing status in
BLE mode.
- Green and blue light synchronously flashing indicates entering upgrade
status.
Buzzer
- One long sound (first lower then high frequency) indicates that power
on means power on.
- One long sound (first high then low frequency) indicates that power on
means power off.
- One short sound (low frequency) indicates that the normal barcode is
read, or the pairing is successful, or the wireless connection is successful.
- One short sound (first lower then high frequency) indicates that scan-
ned data is stored in the storage area.
- One short sound (first high then low frequency) Indicates that the setup
code was scanned.
- Three short sounds (low frequency) indicates that the wireless trans-
mission failed or the storage is full.
- Five short tones (low frequency) and stop scanning indicates that the
battery is power off.
- Two short tones (low frequency) indicates wireless disconnection.
- Two short tones (high frequency) indicates that the scanned setup
code is not working.
Common problem
How to do if I can't connect to my Android phone bluetooth?
Make sure that the phone is android 3.0 or above and you can connect
directly.
Why we can't scan for some barcodes ?
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