W-KING D9-1
W-KING D9-1 Portable Bluetooth Speaker Instruction Manual
Model: D9-1
Introduction
This manual provides comprehensive instructions for the setup, operation, and maintenance of your W-KING D9-1 Portable Bluetooth Speaker. Designed for robust performance, this speaker delivers 60W RMS (80W Peak) HD sound with deep bass, features IPX6 waterproofing, True Wireless Stereo (TWS) pairing, up to 40 hours of playtime, and multiple connectivity options including Power Bank, TF Card, AUX, and NFC. Please read this manual thoroughly to ensure optimal use and longevity of your device.
Key Features
- Powerful Audio: 60W RMS (80W Peak) HD sound with a unique 7.2'' large passive radiator for deep bass, 2*30W subwoofers, and 2*10W tweeters.
- True Wireless Stereo (TWS): Pair two D9-1 speakers for 120W super stereo surround sound. (Note: D9 and D9-1 models cannot be paired together.)
- IPX6 Waterproof: Rugged design for outdoor use, resistant to water splashes and dust.
- Extended Playtime: Up to 40 hours of playback at low volume on a single charge.
- Power Bank Function: USB port allows charging of smart devices. (Note: USB drives are not supported for music playback.)
- Multiple Connectivity: Bluetooth 5.0 (up to 100ft range), TF card slot, 3.5mm AUX port, and NFC for quick pairing (Android only).
- Customizable Sound: One-click EQ button to switch between preset audio modes (rich bass, clear middle, crisp treble).
Package Contents
- W-KING D9-1 Portable Bluetooth Speaker
- USB-C Charging Cable
- 3.5mm AUX Audio Cable
- User Manual
- Warranty Card
Product Overview

Front view of the W-KING D9-1 speaker, showcasing its robust design and water-resistant grille.

Diagram illustrating the internal sound components: two 30W woofers, two 10W tweeters, and a large 7.2-inch passive bass radiator.
Control Panel (Top)
- Power Button: Long press to power on/off. Single press to cycle through input modes (Bluetooth, TF Card, AUX).
- Volume Down (-): Short press to decrease volume. Long press to skip to the previous track.
- Play/Pause Button: Short press to play or pause music.
- Volume Up (+): Short press to increase volume. Long press to skip to the next track.
- EQ Button: Short press to cycle through preset equalizer modes (e.g., Bass Boost, Vocal, 3D Sound).
- NFC Area: Tap NFC-enabled Android devices here for quick Bluetooth pairing.
Rear Ports

Rear panel of the speaker with a protective flap covering the USB-C charging port, AUX input, TF card slot, and USB-A power bank output.
- DC 5V (USB-C) Port: For charging the speaker.
- AUX Port: 3.5mm input for wired audio connection.
- TF Card Slot: Insert a TF (Micro SD) card for direct music playback.
- USB Port: Use as a power bank to charge external devices.
Setup
1. Charging the Speaker
- Before first use, fully charge the speaker.
- Open the protective rubber flap on the rear of the speaker.
- Connect the provided USB-C charging cable to the DC 5V port on the speaker and to a 5V 2A power adapter (not included).
- The charging indicator lights will illuminate. A full charge takes approximately 8 hours.
- Once fully charged, disconnect the cable and securely close the rubber flap to maintain waterproofing.
2. Bluetooth Pairing
- Long press the Power Button to turn on the speaker. It will automatically enter Bluetooth pairing mode, indicated by a flashing blue LED.
- On your mobile device (smartphone, tablet, laptop), enable Bluetooth and search for available devices.
- Select "D9-1" from the list of devices.
- Once connected, the blue LED will stop flashing and remain solid, and you will hear an audible confirmation.
- For NFC-enabled Android devices, simply tap your device on the NFC area of the speaker for quick pairing.
3. True Wireless Stereo (TWS) Pairing
To achieve 120W stereo sound, you can pair two W-KING D9-1 speakers together. Ensure both speakers are D9-1 models, as D9 and D9-1 models are not compatible for TWS pairing.

Visual representation of two W-KING D9-1 speakers connected via TWS for an enhanced stereo experience.
- Turn on both D9-1 speakers. Ensure they are not connected to any other Bluetooth devices.
- On one speaker (this will be your primary speaker), double-press the Play/Pause button. The speaker will enter TWS pairing mode.
- The two speakers will automatically search for and connect to each other. Once connected, you will hear an audible confirmation, and the LED indicators on both speakers will change to a solid blue.
- Now, connect your mobile device to the primary speaker via Bluetooth as described in step 2.
Operating Instructions
1. Music Playback
- Play/Pause: Short press the Play/Pause button.
- Volume Adjustment: Short press the Volume Up (+) or Volume Down (-) buttons.
- Next Track: Long press the Volume Up (+) button.
- Previous Track: Long press the Volume Down (-) button.
2. EQ Modes
The D9-1 speaker features multiple preset EQ modes to optimize your listening experience.
- Short press the EQ button on the control panel to cycle through available sound modes (e.g., Bass Boost, Vocal, 3D Sound).
- Select the mode that best suits your audio content or personal preference.
3. Other Connectivity Options
- AUX Input: Connect an external audio device using the provided 3.5mm AUX cable. The speaker will automatically switch to AUX mode.
- TF Card Playback: Insert a TF (Micro SD) card loaded with music files into the TF card slot. The speaker will automatically detect the card and begin playback.
4. Power Bank Function
The D9-1 speaker can act as a power bank to charge your mobile devices.
- Connect your device's charging cable to the USB-A port on the rear of the speaker.
- The speaker will begin charging your device.
- Note that using the power bank function will consume the speaker's battery life.
Maintenance
- Cleaning: Use a soft, damp cloth to clean the speaker's exterior. Do not use harsh chemicals or abrasive cleaners.
- Storage: Store the speaker in a cool, dry place away from direct sunlight and extreme temperatures.
- Waterproofing: Always ensure the rubber flap covering the ports is securely closed when using the speaker near water or in dusty environments to maintain its IPX6 rating.
- Battery Care: To prolong battery life, avoid fully discharging the speaker frequently. Charge it regularly, even if not in use for extended periods.
Troubleshooting
| Problem | Solution |
|---|---|
| Speaker does not turn on. | Ensure the speaker is charged. Connect it to a power source using the USB-C cable. |
| Cannot pair via Bluetooth. | Ensure the speaker is in pairing mode (flashing blue LED). Check your device's Bluetooth settings and try reconnecting. Make sure no other devices are currently connected to the speaker. |
| No sound or low volume. | Check the volume levels on both the speaker and your connected device. Ensure the correct input mode (Bluetooth, AUX, TF Card) is selected. |
| TWS pairing fails. | Ensure both speakers are D9-1 models. Make sure both speakers are disconnected from other Bluetooth devices before initiating TWS pairing. Try resetting both speakers and repeating the TWS pairing steps. |
| Device not charging via USB port. | Ensure the speaker has sufficient battery charge. Check the charging cable and connection. |
Specifications
| Feature | Detail |
|---|---|
| Model Name | D9-1 |
| Brand | W-KING |
| Speaker Type | Subwoofer |
| Output Power | 60W RMS (80W Peak) |
| Waterproof Rating | IPX6 |
| Bluetooth Version | 5.0 |
| Bluetooth Range | Up to 100 feet (30 meters) |
| Playtime | Up to 40 hours (at low volume) |
| Charging Time | Approximately 8 hours |
| Battery Capacity | 10400mAh (3.7V) / 5200mAh (7.2V) |
| Connectivity Technology | Bluetooth, Auxiliary, NFC, USB |
| Compatible Devices | Smartphone, Tablet, Laptop |
| Control Method | Touch |
Warranty and Support
The W-KING D9-1 Portable Bluetooth Speaker comes with a Limited Warranty. Please refer to the included Warranty Card for specific terms and conditions. For product support, including troubleshooting assistance or warranty claims, please visit the official W-KING support website or contact their customer service.
Support Website: support.amazon.w-king.com
Official Product Video
This video demonstrates the features and sound quality of a W-KING portable speaker (similar to D9-1 model K30), including its IPX6 waterproof rating, portable handle, various connectivity options (USB, AUX, TF card), and stereo sound capabilities. It highlights the ease of use for outdoor parties and events.
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