• Do not expose to heat, water, moisture or direct sunlight!
• Only charge with the original charger supplied with this
product!
Power supply
1.Check that the unit is switched off.
2.Insert the small end of the micro USB cable (included)
into the micro USB charging port (5) on the back of the
unit.
3.Connect the other end of the micro USB cable into the
USB port of your powered computer or USB type power
adapter and connect it to a wall socket. The LED near
the micro USB charging port lights up in red when the
device is charging.
4.Once charging is completed, the LED light will turn
off.
Note: Please note that the micro USB cable can only be
used for battery charging and not for data transfer.
BTL-350
denver.eu
June 2021ENG 7
Hereby, Inter Sales A/S declares that the radio
equipment type BTL-350 is in compliance with
Directive 2014/53/EU. The full text of the EU declara-
tion of conformity is available at the following internet
address: www.denver-electronics.com and then click
the search ICON on topline of website. Write model
number: BTL-350. Now enter product page, and RED
directive is found under downloads/other downloads.
Operating Frequency Range: 2402-2480MHz
Max Output Power: 5W
Denver A/S
Omega 5A, Soeften
DK-8382 Hinnerup
Denmark
facebook.com/denver.eu
All cities have established collection points, where
electric and electronic equipment and batteries can
either be submitted free of charge at recycling stations
and other collection sites, or be collected from the
households. Additional information is available at the
technical department of your city.
As the end user it is important that you submit your
used batteries to the appropriate and designated
facility. In this manner you make sure that the batteries
are recycled in accordance with legislature and will not
harm the environment.
ENG 6
To turn the speaker on/off, Press and hold down
button 4 on the top of the speaker. A signal will sound.
To adjust the volume, press button 2 to decrease the
volume and press button 3 to increase the volume.
MODES
The speaker offers various modes: Bluetooth, USB, and
Micro SD/ TF / card (up to 32GB).
- To switch mode, double-click on button 4.
NAVIGATE BETWEEN AUDIO TRACKS
- To pause playback, press button 1. To resume
playback, press button 1 once again.
- To play the next track, press and hold down button 3.
- To play the previous track, press and hold down
button 2.
BLUETOOTH PAIRING
1.Activate the Bluetooth function on the speaker and
your audio player (smartphone, tablet...) and make sure
it is in discoverable mode.
2.Confirm pairing or select the Bluetooth name
“BTL-350" to connect your player to the speaker.
3.You can play an audio or a video file. The speaker will
emit a sound after it has connected successfully.
4.To stop the connection with the speaker, press
another mode on the top panel or a button on your
audio player. Once the connection has been stopped,
the LED indicator will flash.
ENG 3ENG 2
TFUSBDC-5V
5678
142
3
1.Play/Pause button
Light button/TWS mode
2.VOL - button
Backward button
3.VOL + button
Forward button
4.On/Off button
Switch animation
Mode button
5.Micro USB charging port
6.Power indicator
7.USB port for audio playback
8.Micro SD/TF card slot
Please read the safety instructions carefully before
using the product for the first time and keep the
instructions for future reference.
1.This product is not a toy. Keep it out of reach of
children.
2.Warning: This product includes lithium ion batteries.
3.Keep product out of the reach of children and pets to
avoid chewing and swallowing.
4.Product operating and storage temperature is from
0 degree Celsius to 40 degree Celsius. Under and over
this temperature might affect the function.
5.Never open the product. Touching the inside
electrics can cause electric shock. Repairs or service
should only be performed by qualified personnel.
6.Do not expose to heat, water, moisture, direct
sunlight!
7.Please protect your ears against loud volume. Loud
volume can damage your ears and risk in hearing loss.
8.Bluetooth wireless technology operates within a
range of about 10 m (30 feet). The maximum
communication distance may vary depending on the
presence of obstacles (people, metal objects, walls,
etc.) or the electromagnetic environment.
9.Microwaves emitting from a Bluetooth device may
affect the operation of electronic medical devices.
10.The unit is not waterproof. If water or foreign
objects enter the unit, it may result in fire or electric
shock. If water or a foreign object enters the unit, stop
use immediately.
11.Only charge with supplied USB cable.
12.Do not use non original accessories together with
the product as this can make the product functionality
abnormal.
ENG 1
Electric and electronic equipment and included
batteries contains materials, components and
substances that can be hazardous to your health and
the environment, if the waste material (discarded
electric and electronic equipment and batteries) is not
handled correctly.
Electric and electronic equipment and batteries is
marked with the crossed out trash can symbol, seen
above. This symbol signifies that electric and electron-
ic equipment and batteries should not be disposed of
with other household waste, but should be disposed of
separately.
Please notice - All products are subject to change
without any notice. We take reservations for errors and
omissions in the manual.
ENG 5
CONNECT 2 SPEAKERS IN STEREO:
You can connect two A and B BTL-350 speakers
together to enjoy stereo sound (available only in
Bluetooth mode):
1.Delete BTL-350 from your audio player' s Bluetooth
history.
2.Enter Bluetooth mode on the 2 speakers simultane-
ously. Press button 1 on one of the speakers twice in a
row to enter stereo mode.
3.Once the pairing is successful between the two
speakers, an audible signal will sound.
4.Then connect your audio player (smartphone, tablet,
etc.) to one of the two speakers.
LIGHT EFFECTS
Press and hold down button 1 for 5 seconds to turn the
light effects on/off. To switch animation, press button
4.
CAUTION: Too high volume can damage your hearing.
For this reason, please turn the volume down.
ENG 4
Safety information
ALL RIGHTS RESERVED
COPYRIGHT DENVER ELECTRONICS A/S
Input power USB DC 5V 1A
Bluetooth version V5.0
Transmission distance 10M
Battery Lithium battery 3.7V,2400mAh
Play time 4-5H
Speaker output 5W Ф40mm
Bluetooth Frequency range 2402-2480MHz
Transmission power 6.75dBm
Material ABS
Size 128*128*63MM
SPECIFICATIONS:
denver.eu
If your country is not listed above,pleasewrite an email to
support@denver-electronics.com
Denver A/S
Omega 5A, Soeften
DK-8382 Hinnerup
Denmark
denver.eu
facebook.com/denver.eu
After-sales contact information
74mm
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