1. Introduction
Thank you for choosing the NOTABRICK Bluetooth Speaker. This portable speaker is designed to deliver clear and delightful audio with its 15W output, active extra bass, and stereo sound. Its robust IPX6 waterproof rating makes it suitable for various environments, from indoor use to outdoor adventures. Featuring Bluetooth V5.0 for stable connections and True Wireless Stereo (TWS) functionality for enhanced sound, this manual will guide you through its features and operation.
- Clear & Delightful Sound: Experience stunning 15W sound with loud highs, crisp midrange, and full bass, designed for distortion-free audio.
- Portable Design: Compact at 4.5 inches high and 3.5 inches in diameter, equipped with a lanyard for easy carrying.
- Practical IPX6 Waterproof: Resistant to mild water spray, splashing, dust, and sand. Ideal for beach, poolside, and outdoor use. Note: Not designed for partial or full submersion in water.
- 360° Stereo Pairing: True Wireless Stereo (TWS) function allows two speakers to connect for a full 360° 30W stereo sound experience.
- Bluetooth V5.0: Ensures fast pairing and a stable connection. Includes a built-in microphone for high-quality hands-free calls and automatic reconnection to the last used device.
2. What's in the Box
- NOTABRICK Bluetooth Speaker
- USB Type-C Charging Cable
- User Manual
3. Product Overview
Familiarize yourself with the speaker's components and controls.

Figure 3.1: NOTABRICK Bluetooth Speaker with water splash, highlighting its IPX6 waterproof design.

Figure 3.2: Exploded view of the NOTABRICK Bluetooth Speaker, showing internal components and features like Aux Line in, HD Mic, Hands-free Call, IPX6 Waterproof, Bluetooth, and Micro SD.

Figure 3.3: Two NOTABRICK Bluetooth Speakers paired together, demonstrating the Dual Pairing True Wireless Stereo (TWS) function for 360° surround sound.
Controls and Ports:
- Power Button: Press and hold to turn on/off.
- Volume Up (+): Increase volume.
- Volume Down (-): Decrease volume.
- Play/Pause Button: Play or pause music.
- Skip Track Buttons: Navigate between tracks.
- Type-C Port: For charging the speaker.
- 3.5mm AUX Input: For wired audio connection.
- TF Card Slot: Supports WAV / FLAC / APE / MP3 formats for direct playback.
4. Setup
4.1 Charging the Speaker
Before first use, fully charge the speaker. Connect the provided USB Type-C cable to the speaker's charging port and the other end to a compatible USB power source (e.g., wall adapter, computer USB port). The charging indicator light will show the charging status and turn off when fully charged.
4.2 Bluetooth Pairing
- Ensure the speaker is fully charged.
- Press and hold the Power button to turn on the speaker. It will enter Bluetooth pairing mode automatically, indicated by a flashing LED light.
- On your device (smartphone, tablet, laptop), enable Bluetooth and search for available devices.
- Select "NOTABRICK Ki" from the list of devices.
- Once connected, the LED light will become solid, and you will hear an audible confirmation.
4.3 True Wireless Stereo (TWS) Pairing (Optional)
To achieve 360° stereo sound, you can pair two NOTABRICK Bluetooth Speakers together:
- Ensure both speakers are turned off and fully charged.
- Turn on both speakers. They will automatically enter Bluetooth pairing mode.
- On one of the speakers (this will be your primary speaker), double-press the Power button. The speakers will attempt to connect to each other.
- Once successfully paired, you will hear an audible confirmation, and the LED light on the primary speaker will flash, while the secondary speaker's LED will be solid.
- Now, connect your device to the primary speaker via Bluetooth as described in Section 4.2.
5. Operating Instructions
5.1 Basic Functions
- Power On/Off: Press and hold the Power button for 3 seconds.
- Play/Pause: Short press the Play/Pause button.
- Volume Control: Short press the '+' button to increase volume, short press the '-' button to decrease volume.
- Next Track: Long press the '+' button.
- Previous Track: Long press the '-' button.
- Answer/End Call: Short press the Play/Pause button during an incoming call.
- Reject Call: Long press the Play/Pause button during an incoming call.
5.2 TF Card Playback
Insert a TF card with supported audio files (WAV, FLAC, APE, MP3) into the TF card slot. The speaker will automatically switch to TF card mode and begin playback.
5.3 AUX Input
Connect an audio device to the speaker's 3.5mm AUX input port using a 3.5mm audio cable. The speaker will automatically switch to AUX mode.
6. Maintenance and Care
- Water Resistance: The speaker is IPX6 rated, meaning it is protected against powerful water jets. It is suitable for use in rainy conditions or near water bodies. However, do not submerge the speaker in water. Ensure the charging port cover is securely closed when near water.
- Cleaning: Use a soft, damp cloth to clean the speaker. Do not use harsh chemicals or abrasive cleaners.
- Storage: Store the speaker in a cool, dry place away from extreme temperatures and direct sunlight.
- Battery Care: To prolong battery life, charge the speaker regularly, even if not in use for extended periods. Avoid fully discharging the battery frequently.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not turn on | Low battery | Charge the speaker fully. |
| Cannot pair with Bluetooth device | Speaker not in pairing mode / Device Bluetooth off / Too far from speaker | Ensure speaker is in pairing mode (flashing LED). Turn on Bluetooth on your device. Move device closer to speaker (within 33 ft/10m). Forget previous pairings on your device and try again. |
| No sound | Volume too low / Paused / Incorrect input mode | Increase volume on speaker and device. Press Play/Pause. Ensure correct input mode (Bluetooth, AUX, TF Card). |
| Poor sound quality / Distortion | Low battery / Device too far / Obstructions | Charge speaker. Move device closer. Remove obstructions between speaker and device. |
| TWS pairing failed | Speakers not in TWS pairing mode / Too far apart | Ensure both speakers are turned on and double-press the Power button on one speaker to initiate TWS pairing. Place speakers close to each other. |
8. Specifications
- Model Name:
- Ki
- Speaker Type:
- Outdoor
- Speaker Maximum Output Power:
- 15 Watts
- Bluetooth Version:
- V5.0
- Waterproof Rating:
- IPX6
- Connectivity Technology:
- Bluetooth, Auxiliary
- Audio Output Mode:
- Stereo
- Compatible Devices:
- Laptop, MP3 Player, Tablet, Smartphone
- Product Dimensions:
- 2.7"D x 2.7"W x 8.3"H
- Item Weight:
- 14.9 ounces
- Power Source:
- Battery Powered (1 D battery included)
- Control Method:
- Touch
9. Warranty and Support
NOTABRICK products are manufactured to the highest quality standards. For any questions, technical support, or warranty claims, please contact NOTABRICK customer service through the retailer's platform or the official NOTABRICK website. Please retain your proof of purchase for warranty validation.




