17
• REAL BLUE NC
4. Getting started
4.1 Powering on & off
Press and hold the power button
1
for 2 seconds to switch on or off the
headphones.
The rechargeable battery in your
Teufel REAL BLUE NC has a running
time of approx. 30/20 hours if
the headphones are operated in
Bluetooth mode (ANC OFF/ON) or
35 hours if operated in Analog-In
Active Mode.
The headphones will automatically
switch off after 10 minutes without
audio signals or user operation.
4.2 Connecting with
the headphones
1. Press and hold the power button
1
for 4 seconds to switch on the
headphones.
2. If the device list (memory) of the
headphones is empty (there are
no previously connected devices),
the LED
2
will flash blue quickly.
The headphones are now in the
Bluetooth pairing mode and will
emit an acoustic signal.
NOTICE
If the device list of the
headphones is not empty
(there are previously
connected devices), the
LED will pulse blue. The
headphones are now in
the connectable mode
for automatic connection
with previously connected
devices if they are within the
Bluetooth range (10 m). If you
want to pair with a new device,
press the power button
4 seconds to activate the
Bluetooth pairing mode.
3. Activate the Bluetooth feature
on your device and select “Teufel
REAL BLUE NC” from the list
of available devices. The LED
will illuminate in blue for about
3 seconds when pairing is
successful. The headphones will
also emit an acoustic signal.
NOTICE
Bluetooth mode only works
if no connector cable is
connected to the 3.5 mm jack.
As soon as the connector
cable is connected, Bluetooth
mode will be deactivated.
The headphones remember
your last 7 paired devices and
automatically connect with
them when they are within the
Bluetooth range (10 m).
To clear the device list, press
