
BT 2800/BK
portable multimedia speaker
Before using the product for the first time, please read the instructions
for use below and retain them for later reference. The original
instructions were written in the Hungarian language.
This appliance may only be used by persons with impaired physical, sensory
or mental capabilities, or lacking in experience or knowledge, as well as children
from the age of 8, if they are under supervision or have been given instruction
concerning use of the appliance by a person responsible for their safety and they have
understood the hazards associated with use. Children should not play with the device.
Children only from the age of 8 may only clean or perform user maintenance on the appliance
under supervision. Keep the appliance and its power cord out of reach of children under the age of 8.
After unpacking the unit, confirm that it has not been damaged during transit. Keep the packaging away
from children if it contains plastic bags or other potentially hazardous components.
• loudspeaker for BT devices • Playing MP3 files from SD/USB devices • FM radio with automatic
seeking • Wired input (AUX IN) • 5 way of EQ tone adjust mode (MP3) • 4 way of repeating/random
MP3 playing • Announcement by changing operation mode • Continuous colour change with LED •
Remote controller for MP3 & radio is included • Classic wooden speaker box with carrying handle •
Double speaker – double bass • Built-in Li-Ion accumulator • Available operating time per charge:
approx. 4-6 hours • Expendable accumulator-capacity (option: BL-5C) • Accessory 0,5 m USB-
miniUSB charging cable / AUX cable
CHARGING THE ACCUMULATOR
The built-in accumulator need to be charged before first use. Connect the included charging cable to the
(6.) socket, and the other end into a USB port of a computer, for example. You can apply power network
USB charger (e.g. SA 1100USB, SA 2100USB) or you can use your mobile phone charger as well. Red
LED will be lighting next to the micro USB socket during charging. Finish charging when the LED light
goes out, or at the latest after 15 hours.
• It is not recommended to listen to music while charging, because the lifespan of the accumulator
may decrease.
• Start to charge it again, when the sound quality goes bad! Don’t wait till it depletes completely!
• Charge it once a month or two month when it is not in use!
• Available operation time (c.a. 4-6 hours) significantly depends on the set volume.
• Acting pursuant to the prescriptions it can be recharged approx. 500 times.
EXPANDABLE ACCUMULATOR-CAPACITY (OPTION: BL-5C)
Capacity of built-in accumulator is expandable with BL-5C type accumulator, which is available
separately at the mobile phone stores. It can be inserted after removing the cover, located at the back
of unit. The extra accumulator extend the operation time, but the time of charging will increase as well,
in case of +1000mAh extra accumulator, it is additional 5-6 hours. In case of different capacity, it can
be calculated proportionally.
Operation of the accumulator must be performed by an adult only! • If you do not use the device for a
longer period, immediately remove the extra accumulator! • If there is some liquid flown out, then take
a protective glove and clean the battery holder with a dry cloth! • Do not open, burn and short circuit the
batteries! • It is forbidden to charge the batteries which are not rechargeable! Risk of explosion! • Do
not use accumulators instead of batteries, because their voltage and efficiency is significantly lower! •
In cold circumstances, the power of the batteries weakens, frequent battery replacement may needed!
INSTALLATION, FUNCTION SELECTION
Slide the
OFF/ON (1.)
switch to the right. BLUE label will flash on the display and a female voice
announces that the BT function is activated. By pushing
MODE
button repeatedly, you can chose other
operation modes;
FREQ DISP
(frequency display) for
FM
radio, or
LINE
(wired audio input). If you
connect memory card or external USB deivce, the playing will start. With MODE button, this function is
available till removing the memory device.
USING THE RADIO
Chose the FM radio mode. Reception frequency will be visible on the display. Plug in the charging cable
to the socket located on the front panel, it will functioning as radio antenna as well. To start automatic
tuning and storing push
PLAY/PAUSE (3.)
button. After storing the radio stations (max. 35), stepping
can made by
PREV
and
NEXT (2.) (4.)
buttons.
• Seeking will stop, if it detects changing signal strength. – It doesn’t mean the finding of a radio station
every time.
• Reception ability of radio depends on the site of use, and the actual reception conditions.
PLAYING MP3 (from SD card or USB device)
By inserting the memory device, the appliance will announce that it will switch to USB operation mode
and playing will start. The display shows elapsed time from the current track. Available functions:
(PLAY/PAUSE)
playing and pause /
(PREV and NEXT)
stepping tracks or volume control
by keeping it pushed (
V
olume
00
…
V
olume
30
)
• Operation time of accumulator will shorten with larger volume.
• Do not remove the memory card during playing, since it can cause damages in data!
• Recommended file structure for memory card is FAT32. Do not apply NTFS formatted memory unit!
• After inserting the memory card, playing will start from the first track. If you have been listening to it
previously, playing will go on from the last chosen track, even the appliance has been switched off and
card has been removed in the meantime.
• The unique characteristics of the mass storage can cause abnormal operation, it doesn’t indicate
the fault of the device!
USING THE WIRELESS BT CONNECTION
The device can be paired with other appliances communicating by the BT protocol, within maximum 10
m operation range. Following that the music played by mobile phone, tablet, notebook or other similar
device, can be listened amplified by the speaker. Chose the
BLUE
(BT) function with
MODE
button.
Search for the BT devices, including this speaker located nearby as described in the user manual of
the appliance to be paired. Connect the two devices to each other. Then the desired programme can
be heard on the speaker.
• One speaker can be paired with one BT appliance in the same time.
• Actual operation range depends on the other appliance and the environmental conditions
LINE / AUX IN AUDIO INPUT
If you have such appliance which has 3,5 mm audio output or headphone socket, then you can amplify
its sound through the external speaker by applying the included connecting cable. Connect the
AUX (6.)
input with the audio output of the appliance.
• Available sound quality depends on the quality of the audio signal provided by the external appliance.
FUNCTIONS OF THE REMOMTE CONTROLLER
To install the remote controller, pull out the extending insulation stripe from the battery holder
compartment. If you experience unsteady operation or decreased operation range later, change the
battery to a new CR 2025; 3 V button cell.
• Aim the remote controller during operation to the direction of the sound box display and locate it within
2-3 meters from the device!
• Switch off by the remote controller will switch it to standby position, if you are not going to use it longer,
set the slide switch to OFF position
• RPT repeat functions: ALL: repeating all tracks; FOLDER: repeating actual folder; ONE: repeating
actual track; RANDOM: shuffle play
• To replace the battery, turn the remote controller facing the buttons down, then pull out the battery tray
together with the batteries. Make sure that the positive side of the battery inserted is facing up. Follow
the instructions, shown on the back of the remote controller!
CLEANING
Use soft, dry cloth and brush for cleaning it regularly. Do not use any detergents! Avoid getting water
inside of and on the electric components of the appliance.
WARNINGS
• Please read the instructions carefully before use, and keep it to have it available in the future! • Due to
compressed files, applied compression program and SD/USB memory quality, improper operation may
occur, which is not the shortage of the device. • Playing of supported files is not granted in all cases,
since it can be affected by software and hardware conditions independent from the manufacturer. •
There may be differences between the different audio files, due to their different parameters of volume
and sound quality. • Playing of copyrighted DRM files is not granted! • Do not store other types of files
on the memory card then the playable audio files because they can slow down or hold back playing.
• Manufacturer is not reliable for the lost or damaged data, etc., even if it happened while using this
product. It is recommended to make a backup file to your personal computer about the data, tracks,
etc., stored on the connected memory device. • Protect it from dust, humidity, liquids, dampness, frost,
shock and direct thermal radiation or sunshine! • There is no warranty for the failures, resulting from
irresponsible, improper use! • Built-in accumulator can be removed only by a service facility, after the
appliance is disassembled. If the lifespan of the device is expired, it will become hazardous waste.
BL-5C accumulator, applied optionally by the user can be removed after opening the cover located on
the back of the unit. • Somogyi Elektronic Ltd. certifies, that BT 2800 type radio-equipment conforms to
2014/53/EU directive. Full text of EU Certification of Conformity is available at the following link: www.
somogyi.hu • Due to continuous improvements the design and specifications may change without any
prior notice. • We don’t take the responsibility for printing errors and we apologize for them if there’s any.
Radio mode
Playing music mode
ON / OFF switch
MODE
mode selection (FM/LINE/BT/MP3)
speaker mute
automatic tuning
play / pause
stepping program back
stepping track back
stepping program ahead
stepping track to the next
EQ
-
equalizer, EQ 1-5
VOL-
volume down (independent from VOLUME knob)
VOL+
volume up (independent from VOLUME knob)
RPT
-
repeating functions
-
0…9
choosing radio stations
choosing tracks
To prevent possible hearing damage, do not listen at high volume levels for long periods.