Warning — High volumes
* Using this product impairs your ability
to perceive ambient noises. For this
reason, do not operate vehicles or
machinery while using the product.
* Always keep the volume at a
reasonable level. Loud volumes,
even over short periods, can
cause hearing loss.
* Be considerate. Loud volumes can
have a detrimental effect on your
surroundings.
4. Features
• Small and practical
* Integrated high-power lithium-ion
rechargeable battery, easy to replace
* Volume is controlled using the closed
volume controller (ALPS potentiometer),
low-noise with good channel balance.
* Two-stage bass setting (loudness)
e Two-stage input sensitivity (gain)
* Charge priority function: Playback is
5. Startup and Operation
9 Note
* The headphone amplifier comes with
a lithium-ion rechargeable battery
already inserted.
* Charge the Progressive Mobile
headphone amplifier completely
before initial use.
Charging the battery:
* Connect the Progressive Mobile to a
standard USB connection (e.g. notebook,
PC) or an appropriate USB charging device
using the included USB cable.
e Charging is indicated by the red LED. The
red LED switches off when charging is
complete.
* Disconnect the USB connection when
charging is complete.
00107621man_de_en_es_fr_ru.indd
3
automatically deactivated during charging.
Connect:
* Ensure that the Progressive Mobile is
switched off.
* Connect your mobile terminal device (MP3
player, mobile phone, etc.) and the audio
input IN of the Progressive Mobile using
the included 3.5 mm audio cable.
* Connect your headphones/headset to the
audio output OUT of the Progressive Mobile.
Start playback:
* Turn the Power ON/OFF/volume control
clockwise to turn on the Progressive
Mobile. You'll hear and feel a click when
the device is turned on. The POWER LED
lights blue.
* At first, keep the volume setting of the
Progressive Mobile low.
* Start playback on your terminal device.
You can adjust the volume later, and you can
also adjust the EQ switch to adapt the bass
playback to your listening preferences or
based on the style of music.
Gain High/Low
Ф)
The Progressive Mobile headphone amplifier
is equipped with a GAIN switch so it can be
adjusted to the numerous audio terminal
devices (MP3 player, etc.) that are currently
available on the market, and their various
output levels. This switch allows you to
regulate the input sensitivity, which makes it
possible to amplify very low signals.
* Low:
Standard input sensitivity
* High:
Input sensitivity is increased
High/Low power switch
The High/Low power switch can be used
to adjust the headphone amplifier's output
power for very low-power terminal devices.
This switch can only be accessed when the
batteries are removed as in pic. 8.
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