1. Introduction
Thank you for choosing the Coby True Wireless Speaker. This portable earbud-shaped Bluetooth speaker is designed to provide high-quality audio with versatile connectivity options, including Bluetooth, FM radio, TF card, and USB input. It features a built-in microphone for hands-free calls and a rechargeable battery for extended playtime. Please read this manual carefully before using the product to ensure proper operation and to maximize your listening experience.
2. Package Contents
Upon unboxing, please ensure all items listed below are present:
- Coby True Wireless Speaker (Model: EC-CBPOD)
- Charging Cable
- User Manual (this document)
3. Product Overview
Familiarize yourself with the speaker's design and features.

Image: The Coby True Wireless Speaker, shaped like a large earbud, held in a hand, showcasing its portable design.

Image: A close-up view of the Coby speaker highlighting its intuitive control buttons and multi-connectivity options, including USB and AUX ports.
Key Features:
- Earbud-Shaped Design: A unique, oversized earbud shape (approximately 10 inches tall) that serves as a portable speaker.
- Bluetooth Connectivity: Seamless auto-pairing with a range of over 30 feet for stable audio streaming.
- Built-in Microphone: Enables hands-free calling with clear audio quality.
- FM Radio: Integrated FM radio for listening to your favorite stations.
- Multiple Input Options: Includes 3.5mm AUX port, TF card slot, and USB slot for versatile music playback.
- Rechargeable Battery: Provides up to 5 hours of playtime on a single charge.
4. Setup
4.1 Initial Charging
Before first use, fully charge the speaker. Connect the provided charging cable to the Micro USB port on the speaker and the other end to a USB power adapter (not included) or a computer's USB port. The charging time is approximately 5 hours.

Image: Visual representation of the speaker's rechargeable battery and its capability of up to 5 hours of playtime.
4.2 Powering On/Off
- To power on: Press and hold the Power button until the indicator light illuminates.
- To power off: Press and hold the Power button until the indicator light turns off.
5. Operating Instructions
5.1 Button Functions
Button | Function (Short Press) | Function (Long Press) |
---|---|---|
Power | Play/Pause (in Bluetooth/TF/USB mode), Answer/End Call | Power On/Off |
+/- (Volume Up/Next) | Next Track (in Bluetooth/TF/USB mode), Next Station (in FM mode) | Volume Up |
- (Volume Down/Previous) | Previous Track (in Bluetooth/TF/USB mode), Previous Station (in FM mode) | Volume Down |
Mode | Switch between Bluetooth, FM, TF Card, and USB modes | N/A |
6. Connectivity
6.1 Bluetooth Pairing
- Ensure the speaker is powered on and in Bluetooth mode (indicated by a specific light or voice prompt).
- On your device (smartphone, tablet, computer), enable Bluetooth and search for available devices.
- Select "Coby Speaker" (or similar name) from the list.
- Once paired, the speaker will indicate a successful connection, and you can begin streaming audio. The speaker offers auto-pairing and a stable connection up to 30 feet.

Image: This image illustrates the True Wireless Technology feature, showing two Coby speakers wirelessly connected to a smartphone for stereo sound. Note: Only one speaker is included with purchase.
6.2 TF Card and USB Playback
Insert a TF (MicroSD) card or a USB drive into the respective slots on the speaker. The speaker will automatically switch to the corresponding mode and begin playing audio files. Supported audio formats may vary.
6.3 AUX Input
Connect an external audio device (e.g., MP3 player, laptop) to the speaker's 3.5mm AUX port using a standard audio cable (not included). The speaker will automatically switch to AUX mode, allowing you to play audio from the connected device.
7. FM Radio
To use the FM radio function:
- Press the "Mode" button to switch to FM radio mode.
- Long press the "Play/Pause" button to automatically scan and save available FM stations.
- Use the "+/-" buttons to navigate between saved stations.
8. Microphone Functionality
The Coby speaker features a high-quality built-in microphone. When connected via Bluetooth to a smartphone, you can answer incoming calls directly through the speaker. Press the "Power/Play/Pause" button to answer or end a call. Experience crystal clear audio during phone conversations.
9. Maintenance
- Clean the speaker with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Keep the speaker away from water and excessive moisture. The product is not waterproof.
- Store the speaker in a cool, dry place when not in use for extended periods.
- Avoid dropping or subjecting the speaker to strong impacts.
10. Troubleshooting
Problem | Possible Solution |
---|---|
Speaker does not turn on. | Ensure the battery is charged. Connect the charging cable and try again. |
Cannot pair via Bluetooth. |
|
No sound. |
|
FM radio reception is poor. | Reposition the speaker to improve signal reception. Ensure you are in an area with good FM coverage. |
11. Specifications
Feature | Detail |
---|---|
Brand | Coby |
Model Name | EC-CBPOD |
Item Model Number | CSTW415WH |
Speaker Type | Soundbar (Portable Bluetooth Speaker) |
Connectivity Technology | Bluetooth |
Special Features | Portable, Lightweight, Built-in Microphone, USB Port, FM Radio |
Power Source | Battery Powered |
Battery Type | 1 Lithium Ion battery required |
Charging Time | 5 Hours |
Playtime | Up to 6 hours |
Product Dimensions | 3.15"D x 3.74"W x 9.25"H |
Item Weight | 11.3 ounces |
Material | Plastic |
Is Waterproof | FALSE |
Speaker Maximum Output Power | 3 Watts |
UPC | 643620021743 |
12. Safety Information
Please observe the following safety guidelines:
- Do not expose the device to extreme temperatures or direct sunlight.
- Do not disassemble, repair, or modify the device yourself. Refer to qualified service personnel.
- Keep out of reach of children.
- Dispose of the product and its battery responsibly according to local regulations.
- This product contains components that may be subject to California Proposition 65 warnings.
13. Warranty and Support
Coby products are designed for reliability and performance. For warranty information or technical support, please refer to the contact details provided on the product packaging or visit the official Coby website. Keep your purchase receipt as proof of purchase for warranty claims.
For additional information, you may visit the Coby Store on Amazon.