IOGear GBHFK331 - Manual (Page 10)

10 11
Using solar power
Place the Call Announce Solar 1.
Bluetooth Speakerphone under
direct sunlight exposure with 45
degree angle, and have the solar
panel facing toward sunlight.
Leave the Speakerphone under 2.
sunlight exposure for 18 hours to
have the device fully charged. The
LED light on the Speakerphone will
light up during charging, and it will
turn off when charge completes.