TEKSUN TECHNOLOGY 521075BT Bluetooth Speaker User Manual 5210753
SHENZHEN TEKSUN TECHNOLOGY CO.,LTD Bluetooth Speaker 5210753
User Manual

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521075BT 
Bluetooth Speaker 
INSTRUCTION MANUAL   
PLEASE READ ALL INSTRUCTIONS CAREFULLY AND RETAIN FOR FUTURE USE 
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Getting started 
  Remove the Ornament Speaker & accessories from the box. 
  Remove all packaging from the Ball Speaker. 
  Place the packaging inside the box to either store or dispose of safely. 
In the Box 
  Bluetooth Ornament Speaker 
 Hanging Ribbon 
 Hanging Hook 
  USB Charging Cable 
 Instruction Manual 
Features 
  Handsome glitter finish that blends perfectly with your other ornaments 
  Streams wireless music from up to 30 feet away 
  Rich, crisp sound. Perfect for your favorite holiday tunes! 
  Works with all Bluetooth-enabled devices: smart phones, tablets and more 
  Rechargeable batteries built-in (Charging cable included) 
Safety Instructions 
  Keep the unit away from heat sources, direct sunlight, humidity, water and any other 
liquids. 
  Do not operate the unit if it has been exposed to water, moisture or any other liquids to 
prevent against electric shock, explosion and/or injury to yourself and damage to the unit. 
  Do not use the unit if it has been dropped or damaged in any way. 
  Repairs to electrical equipment should only be performed by a qualified electrician. 
Improper repairs may place the user at serious risk. 
  Do not use the unit with wet hands. 
  Do not put objects into any of the openings. 
  Keep the unit free from dust, lint etc. 
  Do not use this unit for anything other than its intended use. 
  Keep the unit out of reach of children. 
  This product is not a toy. 

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Description of Parts 
Important: Bluetooth Antenna is an extremely important component to stream wireless music. 
Any damage to it will deteriorate streaming & sound quality, significantly.   
INSTRUCTIONS FOR USE 
Charging Instructions 
  The speaker is built in with rechargeable battery. Please charge the battery fully, before its 
first use.   
  Insert the USB end of the charging cable (included) to a computer USB port or USB wall 
charger, and the Micro USB end to the charging port located on the back of the speaker.   
  LED light turns red while the speaker is being charged. It takes around 2 hours for the 
speaker to charge fully. When the battery is fully charged the red LED light turns off. When 
the battery is low, please recharge the speaker. 
Turning On/Off the speaker 
There is an on/off switch at the back of the speaker. You can turn the speaker on/off by 
pressing this switch. In order to save power, turn the speaker off, when not in use. 
1 Hanging Ribbon 
2 Speaker 
3  USB Charging Port 
4 ON/OFF Switch 
5 Hanging Hook 
6 LED Indicator 
7  Bluetooth Antenna (Do not fold or cut) 

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Playing Music from your Bluetooth Devices: 
  Turn on the speaker. 
  Place the speaker and Bluetooth device (phone or music device) not more than 3 feet 
apart from each other. 
  Activate the Bluetooth function on your Bluetooth device (phone or music device). Please 
refer to the manufacturer’s instructions for instructions on enabling Bluetooth on your 
device. 
  Once you have activated Bluetooth on your device, select the speaker “SL Holiday 
Tunes” from the list of available Bluetooth devices. 
  If required, enter the password ‘0000’ to confirm pairing. 
  Once paired successfully, blue LED flashes every second. 
  You can play music from your paired device (phone or music device) through the speaker. 
  If pairing is unsuccessful, turn off the speaker and then re-pair following the above steps. 
  Once speaker has been paired with your mobile phone etc, it will automatically pair with it, 
the next time your device is in proximity with the speaker. Hence above steps are likely to 
be followed only while pairing with a device for the first time. 
Function Summary   
Listening to Music 
  Once the speaker is paired with your device you can stream music wirelessly through the 
speaker.  
  Select the track you wish to listen to and it will be streamed to your Bluetooth speaker. 
  Adjust the sound volume from your device.   
  Should you encounter any problems while streaming please refer your device’s user 
manual for further information. 
LED indicator 
Please refer to the below tables for a list of the LED statuses whilst using the speaker. 
Battery Charging Indication 
LED indicator  Status of the speaker 
Red LED   Charging  
Red LED turns off  Charging Completed 
LED Indication 
LED indicator  Status of the speakers 
Blue LED flashes rapidly  Pairing mode On (searching for Bluetooth device) 
Blue LED flashes every one 
second 
Paired successfully 

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Specifications 
Bluetooth specification  Bluetooth V2.1 
Operating distance  33 Feet, Class II 
Speaker  3W 
Speaker output  2.5W 
Working time  Up to 1.5 hour 
Charging input voltage  DC 5V 
Charging time  About 2 hours 
Dimensions  2.76” x 2.76” x 3.19” 
Weight  2.8 Oz 
Note: Battery life & charging time may vary based on individual handling & other conditions. 
Troubleshooting 
Problem Possible Cause  Solution 
Low sound level  Source (Tablet, Mobile Phone, 
Laptop, etc.) volume too low. 
Battery dead 
Adjust source volume. 
Charge speaker battery. 
Sound distorted  Battery nearly dead  Charge speaker battery 
No sound  Source (Tablet, Mobile Phone, 
and Laptop.) turned off.   
Speaker turned off.   
Media paused on source. 
Turn the source on. 
Turn the speaker on. 
Play media from source. 
Unable to Pair    Bluetooth Disconnected  Turn OFF and then turn ON the Speaker; after 
about 30 seconds.   
Keep your Bluetooth Speaker and Bluetooth 
enabled device within 3 feet of each other 
during the pairing process. 
After a successful pairing, the Blue LED 
indicator light will flash every one second.   
Care and Maintenance 
Read the following recommendations before using the speaker. Following these you will be 
able to enjoy the product for many years. 
  Do not expose the speaker to liquid, moisture or humidity to avoid the product’s internal 
circuit being affected. 
  Don’t use abrasive cleaning solvents to clean the speaker. 
  Do not expose the speaker to extremely high or low temperature as this will shorten the life 
of electronic devices, destroy the battery or distort certain plastic parts. 
  Don’t dispose of the speaker in a fire as it will result in an explosion. 
  Don’t expose the speaker to contact with sharp objects as this will cause scratches and 
damage. 
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  Don’t let the speaker fall on the floor. The internal circuit might get damaged. 
  Don’t attempt to disassemble the speaker as it may get damaged if you are not 
professional. 
In case the speaker doesn’t function properly, send it to the store you bought it. The staff will 
help you to the problem. 
FCC statements: 
This equipment has been tested and found to comply with the limits for a Class B digital  
device,   pursuant to part 15 of FCC Rules. These limits are designed to provide  
reasonable protection against harmful interference in a residential installation. This  
equipment generates and can radiate radio frequency energy and, if not installed and  
used in accordance with the instructions, may cause harmful interference to radio  
communications. However, there is no guarantee that interference will not occur in a 
 particular installation. If this equipment does cause harmful interference to radio or television  
reception, which can be determined by turning the equipment off and on, the user is  
encouraged to try to correct theinterference by one or more of the following measures:  
--Reorient or relocate the receiving antenna.   
--Increase the separation between the equipment and receiver.   
--Connect the equipment into an outlet on a circuit different from that to which the 
 receiver is connected. 
--Consult the dealer or an experienced radio/TV technician for help.  
This device complies with Part 15 of FCC Rules. Operation is subject to the following  
two conditions: (1)This device may not cause harmful interference, and (2)This device 
 must accept any interference received, including interference that may cause undesired 
 operation.  
Note: The manufacturer is not responsible for any radio or TV interference caused by 
 unauthorized modifications to this equipment. such modifications could void the user’s  
authority to operate this equipment.   Any Changes or modifications not expressly   
approved by the party responsible for compliance could void the user's authority   
to operate the equipment. 
This device is measured RF output power is less than the SAR exclusion threshold value   
for human head and body . Therefore, SAR test is not necessary.