Introduction
This manual provides detailed instructions for the Altec Lansing Mini H2O Portable Bluetooth Speaker. Designed for durability and portability, this speaker features IP67 waterproof, sandproof, and shockproof ratings, making it ideal for various environments including the beach, shower, home, and car. It offers a 30-foot Bluetooth range and up to 6 hours of battery life, along with an integrated microphone for hands-free communication.

Front view of the Altec Lansing Mini H2O Portable Bluetooth Speaker in blue, showcasing its compact, rugged design and speaker grille.
What's in the Box
Ensure all components are present before proceeding:
- Altec Lansing Mini H2O Wireless Speaker
- Rechargeable battery (pre-installed)
- Integrated carabiner loop
- Carrying carabiner

The Altec Lansing Mini H2O speaker shown in its retail packaging, highlighting its key features.
Product Overview
Familiarize yourself with the speaker's physical features and controls.
Controls and Ports

Top view of the speaker, displaying the power, volume down, and volume up buttons.
- Power Button: Located on the top, used to turn the speaker on or off.
- Volume Down Button (-): Decreases the audio volume.
- Volume Up Button (+): Increases the audio volume.
- Microphone: Integrated for hands-free calling.
- Charging Port: Typically located under a protective flap to maintain waterproof integrity.
- Carabiner Loop: A sturdy loop for attaching the speaker to bags or gear.

Side view of the Altec Lansing Mini H2O speaker, showing its compact profile and the integrated carabiner loop.
Setup
Charging the Speaker
Before first use, fully charge the speaker. Locate the charging port, usually protected by a rubber flap. Connect the provided USB charging cable to the speaker and a compatible USB power source (e.g., computer USB port, wall adapter). The charging indicator light will illuminate during charging and turn off when fully charged.
Powering On/Off
- To power on, press and hold the Power button until you hear an audible indication or see the LED indicator light up.
- To power off, press and hold the Power button again until the speaker powers down.
Bluetooth Pairing
- Ensure the speaker is powered on and in pairing mode (indicated by a flashing LED light).
- On your smartphone or tablet, navigate to the Bluetooth settings.
- Select "Altec Lansing Mini H2O" from the list of available devices.
- Once connected, the speaker will provide an audible confirmation, and the LED light will become solid.
Note: The speaker features Bluetooth 3.0 Technology for quick and easy syncing.
Operating
Audio Playback
- After successful pairing, audio from your connected device will play through the speaker.
- Use the Volume Up (+) and Volume Down (-) buttons on the speaker to adjust the volume. You can also control volume from your connected device.
- The speaker has a 30-foot range, allowing you to move freely with your device.
Hands-Free Calling
The integrated microphone allows for hands-free communication.
- When a call comes in, the speaker will ring.
- Press the Power button once to answer an incoming call.
- Press the Power button once again to end the call.
Waterproof and Outdoor Use
The Mini H2O is IP67 rated, meaning it is waterproof, sandproof, and impact-resistant. It is designed to float, making it suitable for use near water, such as in the shower, at the beach, or during canoeing.

The Altec Lansing Mini H2O speaker being used by individuals relaxing on a sandy beach, demonstrating its suitability for outdoor and water-related activities.

A person climbing a snowy mountain with the Altec Lansing Mini H2O speaker conveniently clipped to their backpack, showcasing its portability and ruggedness for outdoor adventures.
Maintenance
- Cleaning: Wipe the speaker with a soft, damp cloth. Do not use harsh chemicals or abrasive cleaners. Ensure the charging port flap is securely closed before cleaning with water.
- Storage: Store the speaker in a cool, dry place away from extreme temperatures and direct sunlight.
- Battery Care: To prolong battery life, avoid fully discharging the battery frequently. Recharge the speaker regularly, even if not in use for extended periods.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on. | Battery is depleted. | Charge the speaker fully using the provided USB cable. |
| Cannot pair with Bluetooth device. | Speaker is not in pairing mode; device is out of range; previous connection interference. | Ensure speaker is in pairing mode (flashing LED). Move device closer to speaker (within 30 feet). Turn off Bluetooth on other nearby devices. Forget the speaker from your device's Bluetooth list and try pairing again. |
| No sound or low volume. | Volume levels are too low on speaker or device; speaker not connected. | Increase volume on both the speaker and your connected device. Ensure the speaker is successfully paired. |
| Audio is skipping or cutting out. | Device is out of range; interference; low battery. | Move your device closer to the speaker. Avoid physical obstructions between the speaker and device. Ensure the speaker is fully charged. |
If you continue to experience issues, please refer to the support section or contact customer service.
Specifications
| Feature | Detail |
|---|---|
| Model Name | IMW258-CB Mini H2O |
| Speaker Type | Outdoor |
| Connectivity Technology | Bluetooth |
| Wireless Communication Technology | Bluetooth |
| Bluetooth Range | 30 Feet |
| Water Resistance Level | Waterproof (IP67) |
| Battery Life | 6 Hours |
| Power Source | Battery Powered |
| Product Dimensions | 4.8"D x 3"W x 1"H |
| Item Weight | 8 ounces |
| Material | Thermoplastic Polyurethane (TPU) |
| Speaker Maximum Output Power | 3 Watts |
| Number of Microphones | 1 |
| Included Components | Rechargeable battery, Integrated carabiner loop, Altec Lansing Mini H2O Wireless Speaker, Carrying carabiner |
Warranty and Support
The Altec Lansing Mini H2O Portable Bluetooth Speaker comes with a Limited Warranty. For detailed warranty information, product support, or to register your product, please visit the official Altec Lansing website or contact their customer service department. Keep your proof of purchase for warranty claims.
For further assistance, you may visit the Altec Lansing Store on Amazon.