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ABOUT THIS MANUAL
These instructions describe the most important
functions of the product.
The information in these instructions refers to the
standard settings of the software. A newer version
may be available.
Information on the software update can be found in
�
the "beyerdynamic App" chapter.
BOX CONTENTS
�
AVENTHO 300 headphone
USB-C to USB-C
�
charging cable
USB-A to USB-C
�
adapter
Mini jack cable
�
Drawstring bag
�
Hard case
�
Quick start guide and
�
compliance booklet
OPERATING ELEMENTS
Touch pad
1
Microphone (L + R)
2
Microphone
3
Jack connection, 3.5 mm
4
USB-C port
5
Status LED
6
On/off button
7
ANC button
8
CHARGING THE BATTERY
Before using the AVENTHO 300 for the first time, we
recommend that you fully charge the batteries
integrated in the headphone. Please only use the
USB cable supplied for charging.
AVENTHO 300 — Wireless Over-Ear Headphones
1
R
2
3
L
4
5
6
7
8
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Connect the
AVENTHO 300 with the
USB charging cable to
a USB-compliant voltage
carrying USB connection
(e.g. USB power supply
unit).
The status LED indicates
�
the charging status.
Remarks on the life of
Li-ion batteries
When fully charged, disconnect the USB cable from
�
the charger and the product.
CAUTION! High temperatures, especially with a high
�
charge level, can cause irreversible damage.
�
If the battery is not used or is stored for extended
periods of time, it is recommended to charge it to
approx. 50% and store it at no more than 20 °C.
Switch off the AVENTHO 300 after use.
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Displaying the battery charge level
The charge level of the AVENTHO 300 is displayed by the
status LED.
Charge level
0 to 30 %
31 to 70 %
71 to 99 %
100 %
(battery fully charged)
4
Display status LED
Flashes red
Flashes yellow
Flashes green
Illuminates green
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