1. Product Overview
The INSMY C13 is a portable, waterproof Bluetooth speaker designed for versatile indoor and outdoor use. It delivers surprisingly rich 360-degree audio with punchy bass from a compact size. Featuring IPX7 waterproofing, the C13 is fully resistant to dust and can be submerged in water, making it floatable and ideal for various environments including beaches, kayaks, and showers. Its ultra-portable design includes a carabiner for easy transport. The speaker supports Bluetooth 5.0 for stable connections up to 100 feet and offers hands-free clear calling. With up to 24 hours of playtime on a single charge, the C13 ensures extended music enjoyment. It also supports True Wireless Stereo (TWS) pairing, allowing two C13 units to connect for an enhanced stereo sound experience.

Image: The INSMY C13 speaker, mint colored and round, with water splashing around it, highlighting its waterproof capabilities.
2. What's in the Box
Upon unboxing your INSMY C13 speaker, please verify that all the following components are included:
- INSMY C13 Bluetooth Speaker
- USB Charging Cable
- User Manual
- Carabiner Clip

Image: A visual representation of the package contents, including the speaker, charging cable, user manual, and a carabiner.
3. Product Features
- Surprisingly Rich Audio: The C13 is engineered with powerful amplifiers and drivers to produce clear 360-degree sound, delivering a strong audio experience despite its compact size.

Image: The INSMY C13 speaker with abstract sound waves, symbolizing its strong audio output.
- IPX7 Fully Dust & Waterproof Floatable: This speaker is completely resistant to dust and sand, and can be fully submerged in water. Its floatable design ensures it remains on the surface, making it suitable for use in various water environments.

Image: The INSMY C13 speaker floating on water, demonstrating its waterproof and floatable design.
- Ultra-portable Design: Lightweight and compact, the C13 is designed for portability. It comes with a carabiner, allowing it to be easily clipped to a belt, backpack, or carried by hand.

Image: A person hiking with the INSMY C13 speaker clipped to their backpack, illustrating its ultra-portable design.
- Easy Pairing Stereo Sound (TWS): The True Wireless Stereo (TWS) feature enables two C13 devices to connect wirelessly, creating a stereo sound mode for a more immersive audio experience. This is ideal for parties or outdoor gatherings.

Image: Two INSMY C13 speakers positioned to suggest stereo pairing, enhancing the audio experience.
- Reliable Connections & Clear Speakerphone: Equipped with Bluetooth 5.0, the speaker maintains a strong connection with devices up to 100 feet away. It also features superior speakerphone performance for crystal-clear hands-free calls and online meetings.

Image: The INSMY C13 speaker next to a smartphone, demonstrating its hands-free calling and Bluetooth connectivity.
- 24 Hours of Battery Life: With a high-performance 2000mAh battery, the C13 provides up to 24 hours of playtime at typical listening volumes on a single charge, allowing for extended use.

Image: The INSMY C13 speaker with an overlay indicating 24 hours of battery life, emphasizing its long playtime.
4. Setup Guide
4.1 Charging the Speaker
Before first use, fully charge the speaker. Connect the provided USB charging cable to the charging port on the speaker and the other end to a USB power adapter (not included) or a computer USB port. The charging indicator light will illuminate during charging and turn off when fully charged.
4.2 Powering On/Off
To power on the speaker, press and hold the Power button (
) for approximately 3 seconds until you hear an audible prompt. To power off, press and hold the Power button again for 3 seconds.

Image: Top view of the INSMY C13 speaker, displaying the power, volume, and play/pause buttons.
4.3 Bluetooth Pairing
- Ensure the speaker is powered on and in pairing mode (indicated by a flashing LED light).
- On your device (smartphone, tablet, laptop), enable Bluetooth.
- Search for available Bluetooth devices and select "INSMY C13" from the list.
- Once connected, the speaker will provide an audible confirmation, and the LED light will become solid.
5. Operating Instructions
5.1 Basic Controls
- Power Button (
): Press and hold for 3 seconds to power on/off. - Volume Up (+): Short press to increase volume.
- Volume Down (-): Short press to decrease volume.
- Play/Pause Button (
): Short press to play or pause music. - Next Track (
): Long press the Volume Up (+) button to skip to the next track. - Previous Track (
): Long press the Volume Down (-) button to go to the previous track.
5.2 Hands-Free Calling
- Answer Call: Short press the Play/Pause button when an incoming call rings.
- End Call: Short press the Play/Pause button during a call.
- Reject Call: Long press the Play/Pause button when an incoming call rings.
5.3 True Wireless Stereo (TWS) Pairing
To pair two INSMY C13 speakers for stereo sound:
- Ensure both C13 speakers are powered on and not connected to any other Bluetooth device.
- On one speaker (this will be the primary speaker), double-press the Power button. You will hear a prompt indicating it is searching for another speaker.
- The two speakers will automatically connect to each other. Once connected, you will hear a confirmation sound.
- Now, connect your device to the primary speaker via Bluetooth as described in Section 4.3. Both speakers will play audio in stereo.
6. Maintenance
6.1 Cleaning
Due to its waterproof design, the C13 speaker can be rinsed with fresh water after exposure to saltwater or chlorinated water. For general cleaning, wipe the speaker with a soft, damp cloth. Do not use harsh chemicals or abrasive cleaners.
6.2 Storage
Store the speaker in a cool, dry place away from direct sunlight and extreme temperatures. If storing for an extended period, ensure the battery is partially charged (around 50%) to prolong its lifespan.
6.3 Battery Care
To maximize battery life, avoid fully discharging the speaker frequently. Recharge the speaker when the low battery indicator is active. Use only the provided charging cable or a certified equivalent.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on. | Battery is depleted. | Charge the speaker fully. |
| Cannot pair with Bluetooth device. | Speaker is not in pairing mode or already connected. | Ensure speaker is in pairing mode (flashing LED). Disconnect from other devices. Turn Bluetooth off/on on your device. |
| No sound or low volume. | Volume too low on speaker or device. | Increase volume on both the speaker and your connected device. |
| Poor sound quality or connection. | Device is too far from speaker or obstructions. | Move the device closer to the speaker (within 100 feet). Remove any obstacles between them. |
| TWS pairing fails. | Speakers are already connected to other devices. | Ensure both C13 speakers are disconnected from all other Bluetooth devices before attempting TWS pairing. |
8. Specifications
| Specification | Detail |
|---|---|
| Model Name | C13 |
| Speaker Type | Outdoor, Built-in Microphone, Portable, Waterproof |
| Special Features | Bass Boost, Built-in Microphone, Shockproof, True Wireless Stereo Pairing, Floatable, Lightweight |
| Connectivity Technology | Bluetooth 5.0 |
| Bluetooth Range | Up to 100 feet (30 meters) |
| Water Resistance Level | IPX7 (Waterproof) |
| Battery Life | Up to 24 Hours |
| Power Source | Battery Powered |
| Product Dimensions | 4.3"D x 4.3"W x 1.5"H (10.9cm x 10.9cm x 3.8cm) |
| Item Weight | 7.2 Ounces (204 grams) |
| Color | Mint |
9. Warranty and Support
INSMY provides a 12-month quality warranty for the C13 Bluetooth Speaker. This warranty covers manufacturing defects and issues arising from normal use.
If you encounter any questions or require assistance with your speaker, please contact our professional support team. Refer to the contact information provided on the product packaging or the official INSMY website for the most current support channels.





