1. Introduction
Thank you for choosing the RIENOK Portable Bluetooth Speaker. This manual provides essential information for setting up, operating, and maintaining your speaker. Designed for versatility, this speaker offers powerful sound, robust waterproofing, and convenient portability, making it ideal for various indoor and outdoor activities.
For optimal performance and longevity, please read this manual thoroughly before use and retain it for future reference.
2. Package Contents
Please check the package for the following items:
- RIENOK Portable Bluetooth Speaker (x1 or x2, depending on purchase)
- USB Charging Cable
- AUX Audio Cable
- Lanyard
- User Manual

Image: The RIENOK Portable Bluetooth Speaker, its retail box, USB charging cable, AUX audio cable, and lanyard, laid out on a surface.
3. Product Features
- True Wireless Stereo (TWS) Pairing: Connect two RIENOK speakers for an immersive stereo sound experience.
- Bluetooth 5.3 Connectivity: Ensures stable and efficient wireless connection with a range of up to 10 meters.
- 30W Powerful HD Sound: Delivers rich bass, clear mids, and crisp highs for dynamic audio.
- IPX7 Waterproof: Fully submersible up to 1 meter for 30 minutes, making it suitable for shower, pool, and beach use.
- Extended Playtime: Up to 30 hours of continuous playback on a single charge (at less than 30% volume and bass boost off).
- RGB Breath Light: Dynamic LED lights that pulse with the rhythm of your music.
- Multiple Playback Modes: Supports Bluetooth, Micro SD card, and AUX-In connections.
- Portable Design: Compact and lightweight, with an included lanyard for easy carrying.

Image: Two RIENOK Portable Bluetooth Speakers, one pink and one blue, shown with water splashing around them, highlighting their waterproof design.

Image: An exploded diagram of the RIENOK speaker, illustrating its internal components and emphasizing its 30W powerful sound output.

Image: A pink RIENOK speaker partially submerged in water, with water droplets visible, showcasing its IPX7 waterproof capability.

Image: A blue RIENOK speaker positioned next to a circular graphic resembling a clock, with numbers indicating up to 30 hours of playtime.
4. Controls and Indicators
Familiarize yourself with the buttons and indicators on your RIENOK speaker:
- Power Button (⏻): Press and hold to turn the speaker On/Off. Short press to play/pause music.
- Bass Boost Button: Activates or deactivates enhanced bass.
- Mode Button (M): Short press to switch between Bluetooth, Micro SD, and AUX modes.
- Volume Down / Previous Track (-): Short press to decrease volume. Long press to go to the previous track.
- Volume Up / Next Track (+): Short press to increase volume. Long press to go to the next track.
- RGB Light: Located around the top and bottom edges, indicates power status, pairing mode, and pulses with music.

Image: A close-up of the blue RIENOK speaker, highlighting the 'Bass' button on its control panel.
5. Setup
5.1 Initial Charging
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 USB power adapter (not included) or a computer's USB port. The RGB light will indicate charging status and turn off when fully charged.
5.2 Powering On/Off
To turn on the speaker, press and hold the Power button (⏻) for approximately 3 seconds until you hear an audible prompt and the RGB light illuminates. To turn off, press and hold the Power button (⏻) again for 3 seconds.
6. Operating Instructions
6.1 Bluetooth Pairing (Single Speaker)
- Ensure the speaker is powered on and in Bluetooth mode (indicated by a flashing RGB light). If not, short press the Mode button (M) to switch.
- Enable Bluetooth on your device (smartphone, tablet, computer).
- Search for "RIENOK Portable Bluetooth Speaker" in your device's Bluetooth settings.
- Select the speaker to connect. Once paired, the RGB light will become solid, and you will hear a confirmation sound.
- You can now play audio from your device through the speaker.
6.2 Micro SD Card Playback
- Insert a Micro SD card (with supported audio files like MP3, WMA, WAV, FLAC, APE) into the Micro SD card slot on the speaker.
- The speaker will automatically switch to Micro SD card mode and begin playing music. If not, short press the Mode button (M) to select Micro SD mode.
6.3 AUX-In Playback
- Connect one end of the provided AUX audio cable to the speaker's AUX-In port.
- Connect the other end of the AUX cable to the audio output jack of your device (e.g., MP3 player, computer).
- The speaker will automatically switch to AUX mode. If not, short press the Mode button (M) to select AUX mode.
6.4 Adjusting Volume and Tracks
- Volume: Short press the '+' button to increase volume, and the '-' button to decrease volume.
- Next Track: Long press the '+' button to skip to the next track.
- Previous Track: Long press the '-' button to go to the previous track.
7. True Wireless Stereo (TWS) Pairing
To achieve a true wireless stereo sound experience, you can pair two RIENOK Portable Bluetooth Speakers together:
- Ensure both speakers are fully charged and powered off.
- Turn on both speakers. They will automatically enter Bluetooth pairing mode (flashing RGB light).
- On one of the speakers (this will be your primary speaker), double-press the Power button (⏻). The speaker will emit a sound indicating it's searching for another speaker.
- The two speakers will automatically connect to each other. You will hear a confirmation tone, and the RGB lights on both speakers will change to a solid color (or pulse in sync) once TWS pairing is successful.
- Now, connect your device to the primary speaker via Bluetooth as described in Section 6.1. The primary speaker's name will appear in your device's Bluetooth list.
- Once connected, audio will play in true stereo through both speakers.
Note: Once TWS paired, the speakers will automatically attempt to reconnect to each other when powered on in the future.

Image: Two RIENOK speakers wirelessly connected to a smartphone, illustrating the True Wireless Stereo (TWS) pairing function and a range of over 10 meters.
8. Charging
When the battery is low, the speaker will emit an audible low battery warning. Connect the speaker to a power source using the provided USB charging cable. The RGB light will indicate charging status. A full charge typically takes approximately 3-4 hours.
9. Maintenance and Care
- Cleaning: Wipe the speaker with a soft, damp cloth. Do not use harsh chemicals or abrasive cleaners.
- Waterproof Care: While IPX7 rated, ensure the charging port and AUX port covers are securely closed before exposing the speaker to water. After exposure to water, wipe the speaker dry before charging. Do not charge if the ports are wet.
- Storage: Store the speaker in a cool, dry place away from extreme temperatures and direct sunlight. If storing for a long period, charge the battery every 3 months to maintain its lifespan.
- Avoid Impacts: Do not drop or subject the speaker to strong impacts, as this may damage internal components.
10. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not turn on. | Battery is depleted. | Charge the speaker fully. |
| Cannot pair via Bluetooth. | Speaker is not in pairing mode. Bluetooth is off on your device. Speaker is already connected to another device. Too far from the speaker. | Ensure RGB light is flashing (pairing mode). Turn on Bluetooth on your device. Disconnect from other devices. Move device closer to the speaker (within 10m). |
| No sound. | Volume is too low. Incorrect mode selected. Device not playing audio. | Increase volume on speaker and device. Press Mode button to select correct input (BT, SD, AUX). Ensure audio is playing on your source device. |
| Poor sound quality / Distortion. | Device too far from speaker. Low battery. Interference. | Move device closer. Charge the speaker. Move away from other electronic devices. |
| TWS pairing fails. | Speakers not in pairing mode. Incorrect pairing steps. | Ensure both speakers are on and not connected to other devices. Follow TWS pairing steps carefully (Section 7). |
11. Specifications
| Feature | Detail |
|---|---|
| Model Name | RIENOK Portable Bluetooth Speaker |
| Speaker Type | Outdoor |
| Special Feature | Portable |
| Connectivity Technology | Bluetooth, Auxiliary, USB |
| Wireless Communication Technology | Bluetooth 5.3 |
| Bluetooth Range | 10 Meters |
| Speaker Maximum Output Power | 30W |
| Audio Output Mode | Stereo |
| Waterproof Rating | IPX7 |
| Battery Life | Up to 30 Hours |
| Power Source | Battery Powered |
| Control Method | Touch |
| Compatible Devices | Any device with Bluetooth connectivity |
12. Warranty and Support
RIENOK products are designed and manufactured to the highest quality standards. For any questions, technical support, or warranty claims, please contact RIENOK customer service through the platform where you purchased the product or visit the official RIENOK website for contact information.
Please retain your proof of purchase for warranty purposes.







