Coby CSTW444ABK
Coby Veranda Bluetooth True Wireless Speaker
Model: CSTW444ABK
Introduction
The Coby Veranda Bluetooth True Wireless Speaker is a versatile and portable audio device designed for high-quality sound reproduction. Featuring True Wireless Stereo (TWS) capabilities, FM radio, and hands-free calling, this fabric cylinder-shaped speaker offers a comprehensive audio experience. Its built-in microphone and intuitive control panel ensure ease of use, while the rechargeable battery provides extended playtime for both indoor and outdoor environments.
What's in the Box
- Coby Veranda Bluetooth Speaker
- Charger (USB-C cable)
- Instruction Manual
Product Overview



Key Features:
- True Wireless Bluetooth Technology: Connect wirelessly up to 33 feet for full stereo sound.
- TWS Stereo Sound: Pair two Veranda speakers for an immersive stereo experience.
- Hands-Free Calling: Built-in microphone allows for convenient call management.
- Stylish and Portable Design: Fabric-covered, minimalist cylindrical shape, less than 7 inches in height, suitable for various settings.
- Rechargeable Battery: 1200 mAh Lithium-ion battery provides approximately 7 hours of playtime on a full charge.
- Multi-function Support: Includes USB, Micro USB, Aux, and TF Card ports for diverse playback options.
- FM Radio: Integrated FM radio functionality for listening to your favorite stations.
Setup
1. Charging the Battery
Before first use, fully charge the speaker. Connect the supplied USB-C charging cable to the Micro USB port on the speaker and the other end to a compatible USB power adapter (not included). A full charge takes approximately 2 hours.

2. Bluetooth Pairing
- Power on the speaker by pressing and holding the Power/Mode button on the control panel. The speaker will enter Bluetooth pairing mode automatically, indicated by a flashing LED light.
- On your mobile device (smartphone, tablet, etc.), enable Bluetooth and search for available devices.
- Select "Coby Veranda" from the list of devices.
- Once connected, the speaker will emit a confirmation tone, and the LED light will stop flashing.
The speaker has a Bluetooth range of up to 33 feet (10 meters).
3. True Wireless Stereo (TWS) Pairing
To achieve a wider, more immersive stereo sound, you can pair two Coby Veranda speakers together:
- Ensure both Coby Veranda speakers are powered on and not connected to any other Bluetooth device.
- On one of the speakers (this will be your primary speaker), double-press the Power/Mode button. The speaker will search for another Veranda speaker.
- Once the two speakers are paired, they will emit a confirmation tone.
- Now, connect your mobile device to the primary speaker via Bluetooth as described in step 2. The audio will play in stereo across both speakers.
4. Connecting via AUX, USB, or TF Card
The speaker supports multiple connectivity options:
- AUX Input: Connect an audio device using a 3.5mm audio cable (not included) to the AUX port. The speaker will automatically switch to AUX mode.
- USB Playback: Insert a USB flash drive containing audio files into the USB port. The speaker will automatically detect and play the files.
- TF Card Playback: Insert a TF (MicroSD) card containing audio files into the TF Card slot. The speaker will automatically detect and play the files.
Operating Instructions
Basic Playback Controls
- Power On/Off: Press and hold the Power/Mode button.
- Play/Pause: Short press the Play/Pause/Call button.
- Volume Up: Short press the '+' button.
- Volume Down: Short press the '-' button.
- Next Track: Long press the '+' button.
- Previous Track: Long press the '-' button.
- Change Mode (Bluetooth/FM/AUX/USB/TF): Short press the Power/Mode button.
Hands-Free Calling
When connected via Bluetooth, the built-in microphone allows for hands-free calls:
- Answer Call: Short press the Play/Pause/Call button when a call comes in.
- End Call: Short press the Play/Pause/Call button during a call.
- Reject Call: Long press the Play/Pause/Call button when a call comes in.
FM Radio Operation
To use the FM radio function:
- Switch the speaker to FM mode by short pressing the Power/Mode button until you hear the FM radio prompt.
- To auto-scan and save available stations, long press the Play/Pause/Call button. The speaker will scan and store stations automatically.
- To switch between saved stations, short press the '+' or '-' buttons.
Maintenance
- Keep the speaker away from water, moisture, and extreme temperatures. The speaker is not waterproof.
- Clean the speaker with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Avoid dropping or subjecting the speaker to strong impacts.
- When not in use for extended periods, store the speaker in a cool, dry place and charge it periodically to maintain battery health.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not turn on. | Battery is depleted. | Charge the speaker for at least 30 minutes. |
| Cannot pair with Bluetooth device. | Speaker is not in pairing mode or too far from device. | Ensure speaker is in pairing mode (flashing LED). Move speaker closer to your device (within 33 feet). Turn off and on Bluetooth on your device. |
| No sound or low sound. | Volume too low; incorrect mode; poor audio source. | Increase speaker and device volume. Ensure correct input mode (Bluetooth, AUX, etc.). Try a different audio source or file. |
| TWS pairing fails. | Speakers are already connected to other devices. | Ensure both speakers are disconnected from all other Bluetooth devices before attempting TWS pairing. |
| Poor FM radio reception. | Weak signal. | Relocate the speaker to an area with better signal reception. |
Specifications
| Feature | Detail |
|---|---|
| Model Name | Veranda |
| Model Number | CSTW444ABK |
| Speaker Type | Bluetooth |
| Connectivity Technology | Bluetooth, Auxiliary, USB |
| Wireless Communication Technology | Bluetooth |
| Bluetooth Range | 33 Feet (10 Meters) |
| Power Source | Battery Powered |
| Battery Type | 1 Lithium Ion battery (included) |
| Battery Capacity | 1200 mAh |
| Charging Time | 2 Hours |
| Playtime | Approximately 7 hours |
| Speaker Maximum Output Power | 10 Watts |
| Audio Output Mode | Stereo |
| Special Features | Built-in Microphone, USB Port, TF Card Slot, FM Radio |
| Control Method | Touch |
| Product Dimensions | 6"D x 7"W x 6"H |
| Item Weight | 2.49 pounds |
| Color | Black |
| Is Waterproof | FALSE |
Warranty and Support
This product comes with a Limited Warranty. For specific details regarding warranty coverage and to obtain support, please refer to the warranty card included in your product packaging or visit the official Coby website. Keep your proof of purchase for warranty claims.
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