Crystal Acoustics BIE-04 User manual

BIE-04

CAUTION
- This device is not a toy. Please keep out of reach of children.
- Keep the device away from water and high temperatures.
- Low battery may cause ‘poor’ or ‘lost’ Bluetooth connection.
- Do not overcharge the battery of the device.
- Avoid exposing the device to excessive heat sources such as
direct sunlight, fire etc.
Ear-Tips
Wireless
in-ear headphones

WARRANTY
This product has a 1-year warranty, starting from the purchase
date and is only valid with the proof of purchase (receipt or
invoice). This warranty covers only the repair or replacement
of the device and it is effective only in Greece.
• Please use the micro USB cable which is included in the
packaging to charge the battery of the headphones.
There is always the chance that a different micro USB cable
will not be able to charge correctly or at all the battery.
• Plug the micro USB connector into the headphone’s port
and the USB connector into any compatible USB device.
• While battery is charging the indication light is red.
When it turns blue the battery is fully charged.
• When battery is fully charged please remove carefully the
cable from the devices.
• The complete charge time is approximately 2 hours.
• The headphones are automatically deactivated during the
charge process.

1. Long press button (3 seconds) to enter Pairing mode.
While searching for available devices the indication light on
the headphones changes colors (blue & red alternately).
2. Activate ‘Bluetooth’ mode on your device and search for
available devices. Select the headphones when they are
detected under the name “CRYSTAL AUDIO BIE-04”.
When the earphones are not in use, you can turn them off in
order to preserve battery life. As soon as you turn them on, the
earphones will connect to the last paired device automatically,
in order for you not to miss any of your incoming calls.
The earphones will be automatically turned off if they are not
connected to a device within 3 minutes.
DECLARATION OF CONFORMITY
Radio equipment and telecommunications
terminal equipment, Directive 2014/53/EU
Crystal Audio hereby declares that the product, BIE-04 Wireless
Headphones, is in conformity with provisions of the Directive
2014/53/ΕU. The complete text of the Declaration of conformity can be
found on the following webpage: www.CrystalAudio.com

Click: Turn down Volume
Click: Turn up Volume
Click: Answer/Hang up
Long Press 1 sec.:
Reject Call
Double Click:
Redial last outgoing call
Click: Turn down Volume
Long Press 1 sec.:
Previous Track
Click: Play/Pause
Long Press 3 sec.:
Turn On/Off
Click: Turn up Volume
Long Press 1 sec.:
Next Track
Music Playback Call Operation
Designed in Europe by Crystal Audio - Assembled in China with the highest quality
standards. The Bluetooth® word mark and logos are registered trademarks owned by
Bluetooth SIG Inc. and any use of such marks by Crystal Audio is under license.