1. Product Overview
The BoxWave miniSync is a versatile USB-A to USB Type-C retractable cable designed for convenient charging and data synchronization. Its innovative retractable mechanism helps prevent tangles and knots, making it ideal for portability and organized use. The cable offers multiple pre-set lengths to suit various needs and supports high-speed data transfers.

Image 1.1: The BoxWave miniSync Retractable Cable in its compact form, showing the USB-A and USB Type-C connectors.
Key Features:
- Retractable Design: Keeps the cable organized and tangle-free.
- Adjustable Lengths: Features 5 pre-set lengths for optimal use.
- High-Speed Data Transfer: Supports USB 2.0 for efficient data synchronization.
- Durable Construction: Made from high-quality polycarbonate and heavy-duty ribbon-style cable.
- Compact and Portable: Retracts to 4 inches (10 cm) and extends up to 37 inches (93 cm).
2. Setup and Extension
The miniSync cable is designed for easy extension and retraction. Follow these steps to adjust the cable length:
- To Extend: Gently pull both ends of the cable simultaneously until it reaches your desired length. The cable will lock into one of the 5 pre-set positions. Avoid pulling only one end, as this can cause the retraction mechanism to jam.
- To Retract: Gently pull both ends of the cable again until it unlocks from its current position. The cable will then retract automatically back into its compact housing.

Image 2.1: Illustration demonstrating how to extend the miniSync cable by pulling both ends, with five pre-set lengths from 4 inches to 37 inches.
The cable can extend up to 37 inches (93 cm) and retracts to a compact 4 inches (10 cm) for easy storage.
3. Operating Instructions
3.1 Charging Your Device
- Connect the USB-A end of the miniSync cable to a standard USB power adapter, computer USB port, or power bank.
- Connect the USB Type-C end of the miniSync cable to your compatible device (e.g., Hantek HTM208C, smartphone, tablet).
- Ensure both connections are secure. Your device should begin charging.
The miniSync cable supports fast charging up to 15W, depending on the power source and device capabilities.

Image 3.1: Close-up of the USB Type-C connector of the miniSync cable, indicating fast charging capability.
3.2 Data Synchronization
- Connect the USB-A end of the miniSync cable to a USB port on your computer.
- Connect the USB Type-C end of the miniSync cable to your compatible device.
- Once connected, your computer should recognize the device. You can then transfer files, back up data, or perform other synchronization tasks as supported by your device and operating system.
The cable supports USB 2.0 data transfer speeds, allowing for efficient file management.
4. Care and Maintenance
- Proper Retraction: Always pull both ends of the cable simultaneously when extending or retracting to prevent damage to the internal mechanism.
- Cleaning: Use a soft, dry cloth to clean the cable and connectors. Avoid using harsh chemicals or abrasive materials.
- Storage: Store the cable in its fully retracted position when not in use to protect it from damage and keep it tangle-free.
- Avoid Stress: Do not bend the cable sharply or apply excessive force to the connectors. The cable features reinforced strain relief to enhance durability.

Image 4.1: Detailed view of the reinforced strain relief on the miniSync cable, designed to prevent cable damage near the connector.
5. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Cable does not extend or retract smoothly. | Only one end was pulled, causing the internal mechanism to jam. | Gently pull both ends of the cable simultaneously until it releases, then try again. Avoid forcing the mechanism. |
| Device is not charging. | Loose connection, faulty power source, or incompatible device. |
|
| Data transfer is not working. | Loose connection, driver issues on computer, or device settings. |
|
6. Specifications
- Model Name: miniSync
- Connector Type: USB-A to USB Type-C
- Data Transfer Speed: USB 2.0 (up to 480 Mbps)
- Charging Output: Up to 15W (depending on power source)
- Retracted Length: Approximately 4 inches (10 cm)
- Extended Length: Up to 37 inches (93 cm)
- Adjustable Lengths: 5 pre-set lengths
- Material: Durable polycarbonate housing, heavy-duty ribbon-style cable
- Item Weight: 1.2 ounces (34 grams)
- Manufacturer: BoxWave
7. Support and Contact Information
For technical assistance or inquiries regarding your BoxWave miniSync cable, please contact BoxWave customer support. Refer to the product packaging or the official BoxWave website for the most current contact details.
Note: Limited third-party tech support for your device (up to 3 inquiries via messaging) is mentioned in some product descriptions. This support is not affiliated with or endorsed by Hantek.