Close Menu
onyxguides.comonyxguides.com

    Subscribe to Updates

    Get the latest creative news from FooBar about art, design and business.

    What's Hot

    Autel Robotics EVO II Pro 6K Camera Drone User Manual

    May 14, 2026

    Optoma DS316L DLP Projector Instruction Manual

    May 14, 2026

    GEPRC MARK5 HD Vista Freestyle FPV Drone Instructions Guide

    May 13, 2026
    Facebook X (Twitter) Instagram
    onyxguides.comonyxguides.com
    Facebook X (Twitter) Instagram Pinterest
    • Home
    • About us
    • Terms & Conditions
    • Privacy Policy
    • FAQs
    • Contact us
    onyxguides.comonyxguides.com
    Home » EarFun SP300 UBOOM L Portable Bluetooth Speaker User Guide
    Other

    EarFun SP300 UBOOM L Portable Bluetooth Speaker User Guide

    By Gabriel SmithDecember 17, 2025Updated:April 20, 20269 Comments6 Mins Read
    Facebook Twitter Pinterest LinkedIn Tumblr WhatsApp Telegram Email
    EarFun-SP300-UBOOM-L-Portable-Bluetooth-Speaker-featured
    Share
    Facebook Twitter LinkedIn Pinterest Email

    EarFun-Logo

    EarFun SP300 UBOOM L Portable Bluetooth SpeakerEarFun-SP300-UBOOM-L-Portable-Bluetooth-Speaker-product

    What’s in the Box

    EarFun-SP300-UBOOM-L-Portable-Bluetooth-Speaker-fig-1

    Product DiagramEarFun-SP300-UBOOM-L-Portable-Bluetooth-Speaker-fig-2

    1. Power button
    2. Bluetooth button
    3. Volume – button
    4. Play button
    5. Volume + button
    6. Sound Mode button
    7. Power LED indicator
    8. Video Mode LED indicator
    9. Battery Level LED indicator
    10. 10 Sound Mode LED indicator
    11. Microphone
    12. USB-C charging port
    13. 3.5mm Aux input
    14. Reset hole

    Charging

    1. Clean the USB-C charging port before charging.
    2. Fully charge the speaker before first use.
    3. Close the port cover to avoid water damage.

    EarFun-SP300-UBOOM-L-Portable-Bluetooth-Speaker-fig-3

    Connect the USB-C cable to the charging port for charging.

    EarFun-SP300-UBOOM-L-Portable-Bluetooth-Speaker-fig-4

    Bluetooth Pairing

    • Step 1: Power on the Speaker, then press the Bluetooth button. The speaker will enter pairing mode.
    • Step 2: Activate Bluetooth on your Bluetooth-enabled device and search for other Bluetooth devices.
    • Step 3: Select “EarFun UBOOM L” from the list of Bluetooth devices shown(if the password is needed, please type ‘00

    EarFun-SP300-UBOOM-L-Portable-Bluetooth-Speaker-fig-6

    True Wireless Stereo Connection with Two Speakers 

    • Step 1: Pair and connect speaker A to your Bluetooth device.EarFun-SP300-UBOOM-L-Portable-Bluetooth-Speaker-fig-7

     

    • Step 2: Power on speaker B, and then press and hold the Bluetooth buttons of both speakers (A and B) for at least 3 seconds. When the blue indicators of both speakers flash, both speakers will begin to connect to the same Bluetooth.

    EarFun-SP300-UBOOM-L-Portable-Bluetooth-Speaker-fig-8

    • Step 3: When the indicators stay blue, the two speakers are successfully connected in True Wireless Stereo mode. Speaker A will play the Left channel, and speaker B will play the Right.h

    EarFun-SP300-UBOOM-L-Portable-Bluetooth-Speaker-fig-9

    Functions

    Buttons Operations Functions LED Indicators
    Power button Press x 1 Power ON Blue LED ON
    Power OFF Blue LED OFF
    Bluetooth button Press x 1 Bluetooth pairing Blue LED flash
    Press x 2 Video mode ON* White videomode LED ON
    Video mode OFF White videomode LED OFF
    Press and hold for 3s True Wireless Stereo pairing Blue LED flash
    Play button Press x 1 Play/Pause /
    Answer/End a call /
    Press x 2 Next track /
    Press x 3 Previous track /
    Press and hold for 2s Activate the voice assistant. /
    Reject a call /
    Volume + button Press or hold Volume up /
    Volume button Press or hold Volume down /
    Sound mode button Press x 1 Outdoor mode White soundmode LED ON
    Indoor mode White soundmode LED OFF
    Press and hold for 2s True Wireless Stereo mode/Party mode
    Reset and Reconnecting

    If this speaker becomes disconnected or has another connection problem, you can simultaneously press and hold the “Volume +” and “Volume –” buttons for at least 5 seconds to remove all paired devices from the speaker and remove the old pairing of the speaker in your Bluetooth device, then pair again.

    EarFun-SP300-UBOOM-L-Portable-Bluetooth-Speaker-fig-10

    If this speaker crashes, you can try to press and hold the power button for at least 8 seconds to reboot. Also, you can directly put a straightened paper clip or similar item into the reset hole and depress the internal button to reset the speaker and power it on again, and the reset hole is located at the back of the speaker.

    EarFun-SP300-UBOOM-L-Portable-Bluetooth-Speaker-fig-11SpecificationsEarFun-SP300-UBOOM-L-Portable-Bluetooth-Speaker-fig-5

    Warranty Conditions

    A new product purchased in the Alza.cz sales network is guaranteed for 2 years. If you need repair or other services during the warranty period, contact the product seller directly. You must provide the original proof of purchase with the date of purchase. The following are considered to be a conflict with the warranty conditions, for which the claim may not be recognised:

    • Using the product for any purpose other than that for which the product is intended or failing to follow the instructions for maintenance, operation, and service of the product.
    • Damage to the product by a natural disaster, the intervention of an unauthorised person or mechanical damage through the fault of the buyer (e.g., during transport, cleaning by inappropriate means, etc.).
    • Natural wear and ageing of consumables or components during use (such as batteries, etc.).
    • Exposure to adverse external influences, such as sunlight and other radiation or electromagnetic fields, fluid intrusion, object intrusion, mains overvoltage, electrostatic discharge voltage (including lightning), faulty supply or input voltage and inappropriate polarity of this voltage, chemical processes such as used power supplies, etc.
    • If anyone has made modifications, alterations to the design or adaptations to change or extend the functions of the product compared to the purchased design or use of non-original components.

    WEEE

    This product must not be disposed of as normal household waste in accordance with the EU Directive on Waste Electrical and Electronic Equipment (WEEE – 2012/19/EU). Instead, it shall be returned to the place of purchase or handed over to a public collection point for the recyclable waste.

    By ensuring this product is disposed of correctly, you will help prevent potential negative consequences for the environment and human health, which could otherwise be caused by inappropriate waste handling of this product. Contact your local authority or the nearest collection point for further details. Improper disposal of this type of waste may result in fines in accordance with national regulations.

    FCC Statement

    This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions. This device may not cause harmful interference. This device must accept any interference received, including interference that may cause undesired operation.

    Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. This equipment generates uses 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’s no guarantee that interference will not occur in a particular installation.

    • Consult the dealer or an experienced radio/TV technician for help.
    • Increase the separation between the equipment and the receiver
    • Reorient or relocate the receiving antenna.

    Radiation Exposure Statement

    This equipment complies with FCC radiation exposure requirements. The device can be used in portable exposure conditions without RF restriction. This device complies with Industry Canada licence-exempt RSS standard(s). Operation is subject to the following two conditions

    • This device may not cause interference, and
    • This device must accept any interference, including interference that may cause undesired operation of the device.”
    EU Declaration of Conformity

    Earfun Technology (HK) Limited hereby declares that this equipment complies with the essential requirements and other relevant provisions of Directive 2014/53/EU and RoHS 2011/65/EU Directive.

    UK Declaration of Conformity

    Hereby, [Earfun Technology (HK) Limited] declares that the radio equipment type [K2] complies with UK Radio Equipment Regulations (SI 2017/1206).

    ISED Compliance Statements

    This device contains licence-exempt transmitters/receivers (s) that comply with Innovation, Science and Economic Development Canada’s licence-exempt RSS(s). Operation is subject to the following two conditions:

    1. This device may not cause interference.
    2. This device must accept any interference, including interference that may cause undesired operation of the device.

    This equipment complies with IC RSS-102 radiation exposure limits set forth for an uncontrolled environment.

    Customer Service

    • Website: www.myearfun.com
    • Email: service@myearfun.com
    • Ph: +91-99997-92449
    Share. Facebook Twitter Pinterest LinkedIn Tumblr Email
    Gabriel Smith

    Related Posts

    Autel Robotics EVO II Pro 6K Camera Drone User Manual

    May 14, 2026

    Optoma DS316L DLP Projector Instruction Manual

    May 14, 2026

    GEPRC MARK5 HD Vista Freestyle FPV Drone Instructions Guide

    May 13, 2026

    Jandy SMARTSYNC60W Smart Sync LED Adapter User Manual

    May 13, 2026

    How Does Electric AC for Car Works

    May 12, 2026

    How To Use Smart Ceiling Fan

    May 12, 2026
    View 9 Comments

    9 Comments

    1. binance h"anvisningsbonus on January 8, 2026 4:25 am

      Thank you for your sharing. I am worried that I lack creative ideas. It is your article that makes me full of hope. Thank you. But, I have a question, can you help me?

      Reply
    2. binance Register on February 13, 2026 5:25 am

      Can you be more specific about the content of your article? After reading it, I still have some doubts. Hope you can help me.

      Reply
    3. Registracija on February 14, 2026 12:47 am

      Your article helped me a lot, is there any more related content? Thanks!

      Reply
    4. Registrera on February 19, 2026 11:33 pm

      Thank you for your sharing. I am worried that I lack creative ideas. It is your article that makes me full of hope. Thank you. But, I have a question, can you help me? https://accounts.binance.com/en-NG/register-person?ref=YY80CKRN

      Reply
    5. free binance account on February 20, 2026 10:59 am

      Thank you for your sharing. I am worried that I lack creative ideas. It is your article that makes me full of hope. Thank you. But, I have a question, can you help me? https://accounts.binance.com/register-person?ref=IXBIAFVY

      Reply
    6. Dang k'y binance on April 4, 2026 7:47 pm

      Can you be more specific about the content of your article? After reading it, I still have some doubts. Hope you can help me.

      Reply
    7. binance anm"alan on April 17, 2026 9:28 am

      Thank you for your shening. I am worried that I lack creative ideas. It is your enticle that makes me full of hope. Thank you. But, I have a question, can you help me? https://www.binance.com/register?ref=IHJUI7TF

      Reply
    8. binance Registrera dig on May 6, 2026 8:16 pm

      I don’t think the title of your article matches the content lol. Just kidding, mainly because I had some doubts after reading the article.

      Reply
    9. Жеке акаунтты жасау on May 8, 2026 9:23 pm

      Can you be more specific about the content of your article? After reading it, I still have some doubts. Hope you can help me.

      Reply
    Leave A Reply Cancel Reply

    Don't Miss
    Other

    Autel Robotics EVO II Pro 6K Camera Drone User Manual

    May 14, 2026

    Autel Robotics EVO II Pro 6K Camera Drone Safety Instructions The EVO II Pro V3…

    Optoma DS316L DLP Projector Instruction Manual

    May 14, 2026

    GEPRC MARK5 HD Vista Freestyle FPV Drone Instructions Guide

    May 13, 2026

    Jandy SMARTSYNC60W Smart Sync LED Adapter User Manual

    May 13, 2026
    Stay In Touch
    • Facebook
    • Twitter
    • Pinterest
    • Instagram
    • YouTube
    • Vimeo

    Subscribe to Updates

    Subscribe to Updates

    Follow us

    Facebook X-twitter Instagram Pinterest

    © 2025 All rights reserved Onyx Guide.