Introduction
The Kunodi F4 Pro Bluetooth Shower Speaker is designed for versatile audio enjoyment in various environments. Featuring IPX7 waterproofing, dynamic LED lights, and True Wireless Stereo (TWS) capabilities, this portable speaker delivers crisp, clear sound for your music, audiobooks, or podcasts. Its compact design includes a reinforced carabiner and a suction cup for easy portability and mounting.
What's in the Box
- 1 × Waterproof Bluetooth Speaker
- 1 × Type C Charge Cable
- 1 × Suction Cup
- 1 × Clip
- 1 × User Manual

Setup
- Charging the Speaker: Before first use, fully charge the speaker using the provided Type C USB cable. Connect the cable to the DC 5V port on the speaker and a compatible USB power source. The charging indicator light will show charging status.
- Power On/Off: Long press the power button (⏻) located on the side of the speaker to turn it on or off. A sound prompt will indicate power status.
- Bluetooth Pairing:
- Turn on the speaker. The blue Bluetooth indicator light will flash, indicating it is in pairing mode.
- On your device (phone, tablet, laptop), enable Bluetooth and search for available devices.
- Select "F4PRO" from the list of devices.
- Once connected, the blue indicator light will remain solid, and a sound prompt will confirm successful pairing.
Operating Instructions
The Kunodi F4 Pro speaker features intuitive controls for easy operation:
- Power Button (⏻): Long press to turn the speaker on or off.
- Light Control Button (☀): Short press to cycle through different dynamic light modes. Long press to turn the lights off.
- Volume Up / Next Track (+): Short press to increase volume. Long press to skip to the next track.
- Volume Down / Previous Track (-): Short press to decrease volume. Long press to go to the previous track.
- Play/Pause / Answer Call (▶): Short press to play or pause music. Short press to answer an incoming call or end an ongoing call. Double press to connect/disconnect True Wireless Stereo (TWS). Long press to disconnect Bluetooth connection.
- TF Card Slot: Insert a TF card (up to 32GB) into the designated slot to play music directly from the card.

Dynamic Lights
The Kunodi F4 Pro speaker features dynamic LED lights that enhance your listening experience. Use the dedicated light control button (☀) to:
- Short press to cycle through various colored light modes.
- Long press to turn the lights off.

IPX7 Waterproofing
The Kunodi F4 Pro is IPX7 waterproof and dustproof, making it suitable for use in wet environments. This rating means the speaker can be submerged in up to 1 meter of water for 30 minutes without damage. It is ideal for:
- Shower use
- Poolside entertainment
- Beach trips
- Boating and kayaking


True Wireless Stereo (TWS) Pairing
For an enhanced audio experience, two Kunodi F4 Pro speakers can be paired together to create a True Wireless Stereo (TWS) system:
- Ensure both speakers are powered on and not connected to any other Bluetooth device.
- On one of the speakers, double press the Play/Pause button (▶). It will enter TWS pairing mode.
- The speakers will automatically search for and connect to each other. A sound prompt will confirm successful TWS pairing.
- Once paired, connect your device to one of the speakers via Bluetooth as described in the Setup section. Both speakers will now play audio in stereo.

Charging
The Kunodi F4 Pro speaker is equipped with a Type C charging port for convenient and stable charging.
- Connect the provided Type C USB cable to the charging port on the speaker.
- Connect the other end of the cable to a compatible USB power adapter (DC 5V).
- The charging indicator light will illuminate during charging and turn off when the battery is full.

Maintenance
- Cleaning: Wipe the speaker with a soft, damp cloth. Do not use harsh chemicals or abrasive cleaners. Ensure the charging port cover is securely closed before cleaning or exposing to water.
- Storage: 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 battery frequently. Charge the speaker regularly, even if not in use for extended periods.
Troubleshooting
| Problem | Solution |
|---|---|
| Speaker does not power on | Ensure the speaker is charged. Connect to a power source using the Type C cable. |
| Unable to pair via Bluetooth | Ensure the speaker is in pairing mode (flashing blue light). Turn off and on your device's Bluetooth. Move the speaker closer to your device. Disconnect from other devices. |
| No sound or low volume | Adjust volume on both the speaker and your connected device. Ensure the speaker is successfully paired. |
| TWS pairing fails | Ensure both speakers are fully charged and not connected to any other device. Try double pressing the Play/Pause button on one speaker again. |
| Lights are not working | Short press the light control button (☀) to cycle through modes. Long press to turn lights on if they were off. |
Specifications
| Feature | Detail |
|---|---|
| Model Name | F4PRO |
| Brand | Kunodi |
| Material | Plastic |
| Speaker Type | Surround Sound |
| Special Feature | Dynamic Lights, True Wireless Stereo, Waterproof |
| Connectivity Technology | Bluetooth, TF |
| Wireless Communication Technology | Bluetooth, TF |
| Bluetooth Range | 10 Meters |
| Speaker Maximum Output Power | 6 Watts |
| Water Resistance Level | IPX7 Waterproof |
| Control Method | Touch |
| Mounting Type | Clip, Suction Cup |
| Product Dimensions | 1.97"D x 3.15"W x 3.15"H |
| Item Weight | 9.2 ounces (0.26 Kilograms) |
| Manufacturer | Kunodi |
Warranty
The Kunodi F4 Pro Bluetooth Shower Speaker comes with a limited warranty. Please refer to the product packaging or contact customer support for specific warranty terms and conditions.
Support
For technical support, troubleshooting assistance, or any inquiries regarding your Kunodi F4 Pro Bluetooth Shower Speaker, please contact Kunodi customer service through the retailer's platform or visit the official Kunodi website for contact information.





