Tufftalk M
9
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3.2 Sena Softwares
3.2.1 Sena Utility App
By simply pairing your phone with your headset, you can use the Sena
Utility App for quicker and easier set up and management.
• App Features
– Music, FM Radio, Device settings, Quick Start Guide, and User’s
Guide.
• Download
– Android: Google Play Store > ‘Sena Utility’
– iOS: App Store > ‘Sena Utility’
3.2.2 Sena Device Manager
The Sena Device Manager allows you to upgrade the rmware and
congure its settings directly from your PC or Apple computer.
Download the Sena Device Manager from www.sena.com.
3.3 Noise Reduction Rating
Over-the-Head Earmuff Type: NRR (ANSI S3.19-1974, US) - 26 dB
Hard Hat Mount Earmuff Type: NRR (ANSI S3.19-1974, US) - 24 dB
3.4 Powering On and Off
To power on the headset, press and hold the Center Button and the
(+) Button for 1 second. To power off the headset, tap the Center
Button and the (+) Button.
3.5 Charging
WARNING
When charging the battery, use only the approved charger provided
by the manufacturer. Use of a non-approved charger may cause fire,
explosion, leakage, and other hazards which may also reduce the life time
or performance of the battery.
You can charge the headset by connecting the supplied USB power &
data cable into a computer’s USB port or USB wall charger. You can
use any standard micro USB cable to charge the units. The charging
LED turns red while charging and turns blue when fully charged. It
takes about 2.5 hours to be completely charged.
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