Crystal Acoustics WiSound 3D-Sound User manual

General instructions
Please read these safety instructions before using your device and store them for possible future reference.
1.  If the cord is damaged, have it repaired by the manufacturer, its service or a similarly qualified person in order to avoid any hazard.
2. The power supply must be replaced by a new one in case of malfunction, because this power supply is not repairable.
3. The socket outlet shall be installed near the equipment and shall be easily accessible.
4. The product is not intended for use by persons (including children) with reduced physical, sensory or mental capacity.
Persons who have not read the manual, unless they have received explanations by a person responsible for their safety and supervision,
should not use this unit.
5. Children should be monitored to ensure that they do not play with the product.
6. The cord should always be readily accessible.
7.  The device should not be exposed to dripping or splashing of water or liquids and no objects filled with liquids,
e.g.flower vases, should be placed on the product.
8. The normal ventilation of the product shall not be impended for intended use.
9. It is recommended to leave a minimum distance of 10 cm around the unit to ensure sufficient ventilation.
10. Open flame sources, such as candles, should not be placed on top of the device.
11. The device is intended for use only in a temperate climate.
12. CAUTION:
Danger of explosion if batteries (Remote Control) are incorrectly replaced or not replaced by the same type or equivalent.
13. Batteries should not be exposed to excessive heat such as sunshine, fire or similar.
14. Different types of batteries, new and used batteries should not be mixed.
15. Batteries must be installed according to the polarity.
16. If the batteries are worn, they must be removed from the product.
17. Batteries must be disposed of safely. Always use the collection bins provided for recycled items in order to protect the environment.
3D-Sound Wireless Speakers
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. Other trademarks and trade names are those of their
respective owners.
D&JDAMKALIDISSA
44 Zefyrou str., P. Faliro, PC 17564
Support: 210 9410888
email: [email protected]
www.CrystalAudio.gr www.CrystalAudio.com
FrontView
IR
sensor
Woofer
LED
Display
Left
Front
Tweeter
Left
Tube
Right
Tube
Right
Front
Tweeter
Dial
Button
Dial
Button
RearView
QuickGuide
™
HDMI
Input
USB
Port
DC input
OPTICAL
Input
AUX
Input
Thank you for purchasing Crystal Audio 3D-Sound speaker system
Enjoy3-DimensionalSoundwithsphericalsoundfield360°
 7 drivers
 5.25"/4" Woofers

TECHNICALSPECIFICATIONS
CONNECTIVITYFEATURES INCLUDEDNTHEBOX
•Bluetooth®v5.0
•USB2.0port
 up to 32Gb
•HDMIARC
•AUXIn
•OPTICALIn
•3D-75/3D-74unit
•UserManual
•RemoteControl
•AUXaudiocable(3.5mm)
•PowerDCadaptor
Power Output (RMS):
Woofer:
Tweeter:
Freq. Response:
Impedance:
Rated Voltage:
Dimensions:
Weight:
3D-75
2x25W+50W
5.25”χ1
2”χ6
35Hz-20KHz
4Ω
AC110-240V,
50/60Hz
350x135x225mm
4.5kg
3D-74
2x25W+50W
4”χ1
1.5”χ6
40Hz-20KHz
4Ω
AC110-240V,
50/60Hz
290x115x190mm
2.5kg

Place it
a.ControlReflectionsfromadjacentWalls&largeFurniture
1. PressMenubuttononceto enter rEFL mode (default mode is FREE)
2. Press VOL-orVOL+toselectFREEorrEFL setting
b.AdjustBass
 1. PressMenubuttontwiceto choose Bass setting
2. Press VOL-orVOL+toadjustBass


4
Pair it (wireless connection)
You can pair 3D-74/3D-75 withanyBluetooth®enableddevice(mobile phone, tablet etc).
1
1.PresstheBTbutton(ontheunit/remotecon-
trol)to activate Bluetooth Mode. The indication
on the LED Display flashescontinuously and the
device automatically searches for available
Bluetooth devices.
2.On your device,
turnBLUETOOTHon
and make it discoverable.
Search for 3D-74/3D-75
and select it.
3.The indication stopsflashing.
The devices are now paired.
3D-74
Control it
3
MuteStandby
ON/OFF
VolumeUp
VolumeDown
AUXInput
HDMIInputOPTICALInput
(a)RoomReflectionsSettings
(b)BassLevelAdjustment
BluetoothMode
Previous Next
Play/Pause
Connect it
1.HDMI: supports Audio Return Channel
2.USBport: Play music directly from your USB flash drive
3.AUXIN: Connect the 3.5mm audio cable
4.OPTICALIN: Connect an Optical cable for superb sound
21. HDMI ARC 2. USB port 3. AUX In 4. OPTICAL In
3.5mm
In order to safely
remove your USB flash
drive, please change
the SOURCE before
removing the USB.
�
Placement Reflectionssettings Bass
Free
Tabletop
Wall
Corner
Volume Control
Bluetooth
Mode
Select
Mode
Play/Pause
NextPrevious
Top Left
Tweeter
Top Right
Tweeter
Standby
On/Off
TopView
Suggested settings for
RoomAdaptiveDynamicEqualization
WiSound technology offers
the most advanced 3-dimensional sound experience, with 3 types of
RoomAdaptiveDynamicEqualization:
1.3D-360°SphericalRoomAdaptiveEqualization
Experience naturalandpleasantsoundwith rich Spatial feeling, everywhere in the room,
withoutthenarrowsweetspotin front of the other speakers.
2.DynamicEqualization
Enjoy full sound with richBassautomaticallyadjustedeven at very lowListeningLevels.
3.ReflectionsGainEqualization
Listen withoutsoundDistortion from colorations created by the placement
and reflections near large reflecting surfaces.
www.WiSound.com