What The Led Colors Mean; Setting Up Your Headset; Charge The Battery - Uniden BT-109 User Manual

What the LED colors mean

Color State
Steady
Red
Flashing
Flashing
Blue
Slow flash (every
3 seconds)
Red & blue Alternating flash The headset is in pairing mode.

Setting Up Your Headset

Charge the battery

Before using your headset, charge the battery for at least 8 hours.
Charging the battery completely (and keeping it charged) will help you
get the longest possible talk and standby time out of the battery.
Connect either adapter to the power connector on the top of the
headset. Connect the AC adapter to any standard 10 V AC (regular
indoor) power outlet. Connect the DC adapter to any standard 1 V DC
(regular automobile) power outlet.
Use ONLY the power adapters supplied with the headset!
Using any other adapter could damage your headset, create a fire
Meaning
The headset is currently charging. (When the battery is fully
charged, the LED turns off.)
The battery is low.
The headset is turned on.
The headset is currently paired to a Bluetooth device.
hazard, or cause a risk of electric shock!