3M 90544 SIOC WorkTunes Connect Gel Cushions Hearing Protector User Guide
- May 16, 2024
- 3M
Table of Contents
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90544 SIOC
90544 SIOC WorkTunes Connect Gel Cushions Hearing Protector
Frequently asked questions
How do I pair my device?
1. Press power button to turn unit on 2. Quickly double-tap power button (in less than ½ second) 3. Unit will say, “Bluetooth pairing” 4. On smartphone, search for Bluetooth devices 5. Select “WorkTunes Connect” 6. Unit will say, “Bluetooth connected”
How do I charge the unit?
Use a 5V Micro USB Charger.
Where is the charging port?
The port is on the right earmuff, under the divot on the lower exterior side. Please flip the hearing protector over and inspect USB to ensure it fits correctly. Do not use force.
Is my battery charging?
If the light is blinking, the device is charging. If it is not, place USB in port and let charge for 24 hours. The light requires enough battery power to blink.
How long before the auto-shut off feature activates?
5 minutes after the Bluetooth or audio input is disconnected, the hearing protector will automatically shut down.
To factory reset the device:
1. With the unit on, press and hold power button for 10 seconds 2. Unit will turn off in 3 seconds 3. Continue to hold for 7 more seconds 4. Unit will beep twice to indicate factory reset
How do I turn my device back on after it auto-shuts off?
Press and hold the power button for 3 seconds.
How long is the manufacturer’s warranty?
One year with proof of purchase.
Is there a front and back/right and left?
There is a small L and R embossed on the bottom of the inside headband. Right side has the control buttons.
Where should I store my device when I’m not using it?
Out of direct sunlight and extreme heat. Keep clean, away from dust and debris. Wipe clean after use, do not submerge.
For more information:
In United States, call 1-800-494-3552
In Canada, call 1-800-267-4414
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