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User Manual

ManualsBrandsSennheiser ManualsElectronicsSennheiser HD 4.50 Bluetooth Wireless Headphones with Active Noise Cancellation, Black and Silver(HD 4.50 BTNC)
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8 | HD 4.50BTNC
Product overview
Pictograms for the LED
Pictogram Meaning
The LED lights up
The intervals signify flashing
The LED lights up/flashes continuously
3s
The time the LED lights up before blinking
Examples of pictograms that may be used in this manual:
Pictogram Meaning
5m
The LED flashes continuously
3s
The LED lights up for 3 seconds, then off, and repeat
2s 2s
The LED lights up, then off for 2 seconds, and repeat
The LED lights up continuously
1s
The LED continuously flashes blue and red per second
The pictogram “i“
Notes marked with the pictogram “i” provide useful information on the
use of the headphones.