mojawa Aerra
Aerra Bone Conduction Sport Headphones User Manual
Model: Aerra | Brand: mojawa
Introduction
The mojawa Aerra Bone Conduction Sport Headphones are designed for active lifestyles, offering an open-ear listening experience that keeps you aware of your surroundings. Featuring IP67 waterproofing, long battery life, and advanced sound technology, these headphones provide comfort and performance for various activities.

Image: The Aerra Bone Conduction Sport Headphones, showcasing their black and orange design.
Setup
Charging the Headphones
Before first use, fully charge your Aerra headphones. The headphones feature magnetic fast charging.
- Connect the magnetic charging cable to the charging port on the headphones.
- Connect the USB end of the cable to a compatible USB power adapter (not included) or a computer USB port.
- A full charge provides approximately 8 hours of music and call time. A 5-minute quick charge can provide an additional 1.5 hours of playtime.

Image: The Aerra headphones demonstrating their 8-hour battery life, floating above an open hand.
Bluetooth Pairing
The Aerra headphones use Bluetooth 5.2 for stable and low-latency connections. They support dual device connection, allowing pairing with two devices simultaneously.
- Ensure the headphones are charged and powered off.
- Press and hold the power button until the LED indicator flashes, indicating pairing mode.
- On your device (smartphone, tablet, laptop), enable Bluetooth and search for "Aerra" in the list of available devices.
- Select "Aerra" to connect. Once connected, the LED indicator will change.
- To connect a second device, disable Bluetooth on the first connected device, put the headphones back into pairing mode, and connect to the second device. Then, re-enable Bluetooth on the first device; the headphones should automatically connect to both.

Image: The Aerra headphones shown connected to both a smartphone and a tablet, highlighting the dual device connection feature.
Operating Instructions
Basic Controls
The Aerra headphones feature intuitive controls for managing audio and calls. Specific button functions are detailed below:
- Power On/Off: Press and hold the power button.
- Play/Pause: Single press the multi-function button.
- Volume Up/Down: Use the dedicated volume buttons.
- Next Track: Double press the multi-function button.
- Previous Track: Triple press the multi-function button.
- Answer/End Call: Single press the multi-function button during an incoming call.
- Reject Call: Press and hold the multi-function button during an incoming call.
Audio Effect Modes
The Aerra headphones offer three distinct audio effect modes, calibrated with input from Grammy-winning producers, to enhance your listening experience:
- Equalizer Mode: Provides a balanced sound profile suitable for most music genres.
- Bass Boost Mode: Enhances low-frequency rhythms for a more impactful sound.
- Vocal Enhancement Mode: Optimizes clarity for spoken word content, such as podcasts or audiobooks.
To switch between modes, locate the dedicated mode button (refer to the included quick start guide for exact button location) and press it to cycle through the options.

Image: A visual representation of the Grammy-winning producers involved in the audio calibration of the Aerra headphones, emphasizing sound quality.
Maintenance
Cleaning
To ensure longevity and hygiene, regularly clean your Aerra headphones:
- Wipe the headphones with a soft, damp cloth.
- Avoid using harsh chemicals, abrasive cleaners, or solvents.
- Ensure the charging port is dry before charging.
Water and Sweat Resistance
The Aerra headphones are IP67 waterproof and sweatproof, featuring an integrated, fully sealed body. This means they are protected against dust ingress and can withstand immersion in water up to 1 meter for 30 minutes.
- They are suitable for use during heavy sweating exercises and in rainy conditions.
- Do not intentionally submerge the headphones for extended periods or in depths greater than specified.
- Rinse with fresh water after exposure to saltwater, chlorinated water, or other liquids, then dry thoroughly.

Image: A man exercising and sweating, illustrating the IP67 waterproof and sweatproof capabilities of the Aerra headphones.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Headphones won't turn on. | Low battery. | Charge the headphones fully. |
| Cannot pair with device. | Headphones not in pairing mode; device Bluetooth off; too far from device. | Ensure headphones are in pairing mode. Turn device Bluetooth off and on. Move headphones closer to device. |
| No sound. | Volume too low; headphones not connected; incorrect audio output selected on device. | Increase headphone and device volume. Reconnect headphones. Check device audio settings. |
| Sound quality is poor. | Weak Bluetooth signal; interference; incorrect audio mode. | Move closer to the connected device. Avoid strong electromagnetic interference. Try switching audio effect modes. |
Specifications
| Feature | Detail |
|---|---|
| Model Name | Aerra |
| Brand | mojawa |
| Connectivity Technology | Wireless |
| Wireless Communication Technology | Bluetooth 5.2 |
| Audio Driver Type | Bone Conduction Driver |
| Ear Placement | Open Ear |
| Water Resistance Level | IP67 Waterproof |
| Battery Life | 8 Hours |
| Material | Silicone, Thermoplastic Elastomer (TPE) |
| Included Components | Cable, User Manual |
| Item Weight | 9.9 ounces |
| Color | Black and Orange |
Warranty and Support
mojawa products are manufactured to high quality standards. For specific warranty details and terms, please refer to the warranty card included with your purchase or visit the official mojawa website. Keep your proof of purchase for any warranty claims.
For technical support, troubleshooting assistance, or further inquiries, please contact mojawa customer service through their official channels. Contact information can typically be found on the product packaging or the brand's official website.
Note: Protection plans may be available for purchase separately to extend coverage beyond the standard manufacturer's warranty. Refer to the retailer for details on available protection plans.
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