Introduction
Thank you for choosing the UBON Cool Bass SP-70 Bluetooth Wireless Speaker. This manual provides essential information for setting up, operating, and maintaining your speaker to ensure optimal performance and longevity. Please read these instructions carefully before use.
The UBON Cool Bass SP-70 is designed to deliver clear audio with powerful bass, offering multiple connectivity options including Bluetooth 5.0, TF card, AUX, and built-in FM radio. Its portable design makes it suitable for various environments, from home entertainment to outdoor use.

Image: The UBON Cool Bass SP-70 wireless speaker in black, showcasing its sleek design.
Package Contents
Upon unpacking, please ensure all items listed below are present:
- UBON Cool Bass SP-70 Wireless Speaker
- USB Charging Cable
- User Manual (this document)
Setup
1. Charging the Speaker
Before first use, fully charge the speaker. Connect the provided USB charging cable to the speaker's charging port and the other end to a compatible USB power adapter (not included) or a computer's USB port. The charging indicator light will illuminate during charging and turn off when fully charged.
Note: A full charge typically takes approximately 3-4 hours. The speaker has a 2400 mAh battery capacity.
2. Powering On/Off
To power on the speaker, press and hold the Power button (usually marked with ⏻ or similar icon) for a few seconds until you hear an audible prompt or see the indicator lights activate. To power off, press and hold the Power button again.
3. Bluetooth Pairing
- Ensure the speaker is powered on and in Bluetooth pairing mode. The Bluetooth indicator light will typically flash rapidly.
- On your device (smartphone, tablet, laptop), enable Bluetooth and search for available devices.
- Select "UBON SP-70" from the list of found devices.
- Once paired, you will hear a confirmation sound, and the Bluetooth indicator light will stop flashing and remain solid.
- The speaker will automatically connect to the last paired device when powered on, if the device's Bluetooth is active and within range.

Image: The UBON Cool Bass SP-70 speaker highlighting its various connectivity ports and wireless capabilities.
Operating Instructions
1. Bluetooth Mode
After successful pairing, you can stream audio wirelessly from your Bluetooth-enabled device to the speaker. Use your device's media player to control playback (play, pause, skip tracks).
2. TF Card Mode
Insert a TF (Micro SD) card with MP3 audio files into the designated TF card slot. The speaker will automatically switch to TF card mode and begin playing music. Use the speaker's control buttons for playback navigation.
3. AUX Mode
Connect one end of a 3.5mm audio cable (not included) to the speaker's AUX-in port and the other end to the audio output jack of your external device. The speaker will switch to AUX mode. Audio playback is controlled via your connected device.
4. FM Radio Mode
To enter FM radio mode, press the Mode button (if available) until you hear the FM radio prompt. For automatic station scanning, press and hold the Play/Pause button. The speaker will scan and save available FM stations. Use the Volume +/- buttons (short press) to navigate between saved stations.
5. USB Playback Mode
Insert a USB flash drive containing MP3 audio files into the USB port. The speaker will automatically switch to USB playback mode and start playing music. Use the speaker's control buttons for playback navigation.
6. Control Buttons
The speaker features intuitive control buttons for managing playback and volume:
- Power Button: Press and hold to turn on/off.
- Mode Button: Short press to switch between Bluetooth, TF Card, AUX, FM, and USB modes.
- Play/Pause Button: Short press to play or pause music. In FM mode, press and hold to auto-scan stations.
- Volume Up (+)/Next Track: Short press for next track. Long press to increase volume.
- Volume Down (-)/Previous Track: Short press for previous track. Long press to decrease volume.

Image: The UBON Cool Bass SP-70 speaker positioned in front of a television, demonstrating its ultra-bass sound capabilities.

Image: The UBON Cool Bass SP-70 speaker on a wooden surface, emphasizing its compatibility with various devices.
Maintenance
- Cleaning: Use a soft, dry cloth to clean the speaker's exterior. Do not use abrasive cleaners, alcohol, or chemical solvents, as these may damage the surface.
- Storage: When not in use for extended periods, store the speaker in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: To prolong battery life, avoid fully discharging the speaker frequently. Charge the speaker regularly, even if not in use, to maintain battery health.
- Water Resistance: The speaker is indicated as waterproof. However, avoid submerging it in water or exposing it to heavy rain for prolonged periods.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on. | Low battery. | Charge the speaker fully. |
| No sound. | Volume too low; incorrect mode selected; device not connected. | Increase volume on both speaker and connected device. Ensure correct mode (Bluetooth, AUX, TF, USB) is selected. Re-pair Bluetooth device or check AUX cable connection. |
| Bluetooth connection unstable or fails. | Device too far; interference; pairing issue. | Move device closer to the speaker. Avoid obstacles. Forget "UBON SP-70" on your device and re-pair. Turn off other Bluetooth devices. |
| FM radio reception is poor. | Weak signal. | Move the speaker to a location with better signal reception. Re-scan for stations. |
Specifications
- Model Name: SP-70 Cool Bass
- Brand: UBON
- Connectivity Technology: Bluetooth, USB
- Bluetooth Version: 5.0
- Speaker Maximum Output Power: 10W
- Audio Output Mode: Surround
- Speaker Type: Surround Sound
- Product Features: TF Card, FM Radio, USB Support
- Battery Capacity: 2400 mAh
- Battery Average Life: 4 Hours
- Control Method: Button
- Colour: Black
- Enclosure Material: Heavy Plastic
- Item Dimensions (D x W x H): 10D x 16W x 10H Centimeters
- Item Weight: 800 Grams
- Is Waterproof: Yes
- Compatible Devices: Laptop, Personal Computer, Android & iOS devices

Image: The UBON Cool Bass SP-70 speaker illustrating its 4-hour playback time.
Warranty & Support
Warranty Information
This UBON Cool Bass SP-70 speaker comes with a 7 Days Replacement/Refund Warranty against manufacturing defects from Amazon. Please retain your proof of purchase for warranty claims.
Customer Support
For any product-related queries, technical assistance, or warranty claims, please contact:
- Importer: ML Brother LLP B-22, G.T Karnal Road, Industrial Area, Ground Floor, Near Ashok Vihar, Delhi-110033 (India)
- Customer Care: +91-9711592822
- Manufacturer: CAPITAL SERVICE CENTRE, Ubon Office Unit No.1,2, Basement, Ashok Vihar, Ph-II, New Delhi-52, SKD IMPEX, A-4, 2nd Floor,Khasra No. 77, 80,81 & 84, Near Petrol Pump, Mahendra Park, New Delhi-110033