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Getting started
HD 450BT | 9
Getting started
1. Charging the rechargeable battery
The headphones' rechargeable battery is not fully charged upon
delivery. Before using the headphones for the first time, charge the
rechargeable battery for a complete charging cycle without interrup-
tion (> 11).
2. Installing the Smart Control app on your
smartphone
The Sennheiser Smart Control app allows you to use all functions
and settings of the headphones and to e.g. adjust the sound to your
liking using the equalizer (> 15).
3. Connecting the headphones to a Bluetooth
device
Connect the headphones to your smartphone via Bluetooth (> 12).
USB-AUSB-C
“Sennheiser Smart Control”
4s
Hold
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