1. Introduction
Thank you for choosing the GoHawk AJ4-Halo Chrome Motorcycle Bluetooth Speakers. This system is designed to provide high-quality audio for your motorcycle, ATV, or scooter, featuring a built-in amplifier, Bluetooth connectivity, USB, and AUX inputs. The speakers are equipped with an LED ring for enhanced visual appeal and are built with a waterproof design to withstand outdoor conditions. This manual provides essential information for proper installation, operation, maintenance, and troubleshooting to ensure optimal performance and longevity of your device.

Image: Front view of the GoHawk AJ4-Halo Chrome Motorcycle Bluetooth Speakers, showcasing their sleek chrome finish and design.
2. Important Safety Information
Please read all safety instructions carefully before installing and operating the GoHawk AJ4-Halo Chrome speakers. Failure to follow these guidelines may result in injury, damage to the product, or damage to your vehicle.
- Electrical Safety: Ensure the vehicle's power is off before beginning installation. Connect the power cables correctly (Red to Positive, Black to Negative) to avoid short circuits or electrical damage. This system operates on a standard 12V power connection.
- Water Resistance: The speakers feature an IP56 waterproof design. While resistant to water splashes and light rain, they are not designed for submersion. Avoid high-pressure water jets directly on the speakers.
- Mounting: Securely mount the speakers and wired control unit using the provided clamps. Ensure they do not obstruct your view, vehicle controls, or interfere with safe operation. Verify the mounting is stable before riding.
- Volume Levels: Prolonged exposure to high volume levels can cause hearing damage. Adjust the volume to a safe and comfortable level. Be aware of your surroundings and traffic sounds while riding.
- Cable Management: Route all cables away from hot engine parts, moving components, and sharp edges to prevent damage and ensure safe operation.
3. Package Contents
Verify that all items listed below are included in your package. If any items are missing or damaged, please contact GoHawk customer support.
- 1 x Master Speaker with Built-in Amplifier
- 1 x Slave Speaker
- 1 x Wired Control Unit
- 1 x 3.5mm Audio AUX Cable
- 1 x SAE to Ring Terminal Power Cord (78 inches long)
- 2 x Mounting Clamps (supports 7/8" to 1-1/4" bar size)
- 1 x User Manual

Image: An overhead view displaying all components included in the GoHawk AJ4-Halo Chrome speaker system package, along with a wiring diagram.
4. Product Features
The GoHawk AJ4-Halo Chrome speaker system offers a range of features designed for an optimal audio experience on your vehicle:
- All-in-One Design: Integrated 300W Class-D electronic amplifier eliminates the need for an additional external amplifier.
- Speaker Design: 4-inch full-range speakers with chrome-finished housing and a distinctive white LED ring.
- LED Halo: The white LED ring can be turned on or off by long-pressing the Play/Pause button on the wired control.
- Waterproof Rating: Advanced IP56 waterproof design ensures durability in various weather conditions.
- Connectivity: Supports Bluetooth 5.0 for wireless streaming, USB input for music playback from a USB drive, and a 3.5mm AUX input for wired connections.
- Wired Control: Full-function backlit wired control unit for easy navigation of system functions, including volume, track control, and power.
- Mounting: Included mounting clamps are compatible with handlebars or bars ranging from 7/8 inches to 1-1/4 inches in diameter.

Image: An infographic highlighting key features such as IP56 waterproof rating, wired control, Bluetooth wireless, white LEDs, SAE connector, USB port, and 4-inch high performance.

Image: A close-up view of the GoHawk speakers with their distinctive white LED rings illuminated.
5. Setup and Installation
Follow these steps for proper installation of your GoHawk AJ4-Halo Chrome speaker system:
- Choose Mounting Location: Select a suitable location on your motorcycle, ATV, or scooter handlebars or crash bars. Ensure the speakers do not obstruct your view or interfere with vehicle operation. The mounting clamps support bar sizes from 7/8" to 1-1/4".
- Mount Speakers: Attach the master and slave speakers using the provided mounting clamps. Tighten securely to prevent movement during operation. The speakers can be rotated for optimal sound direction (refer to image below).
- Mount Wired Control: Install the wired control unit in an easily accessible location on your handlebars.
- Connect Speakers: Connect the slave speaker to the master speaker using the provided RCA male connector. The slave speaker cable is 70 inches long.
- Connect Power: Use the included 78-inch SAE to ring terminal power cable. Connect the Red wire to the vehicle's positive (+) 12V power source and the Black wire to the negative (-) ground. Ensure a secure connection to prevent power interruptions.
- Connect AUX/USB (Optional): If using AUX or USB, connect your devices to the respective ports on the master speaker.
- Cable Management: Route all cables neatly and securely using zip ties or cable clips (not included) to prevent them from dangling, getting caught, or being damaged by heat or moving parts.
- Test System: Once all connections are made, turn on your vehicle's power and test the speaker system.

Image: The speaker mounted on a handlebar, illustrating its ability to rotate for optimal positioning.

Image: A detailed wiring diagram showing connections for the master speaker, slave speaker, wired control, and power supply.
6. Operating Instructions
Learn how to use the various functions of your GoHawk AJ4-Halo Chrome speaker system.
6.1 Wired Control Functions

Image: A close-up view of the backlit wired control unit, showing its buttons for power, volume, and track control.
- Power On/Off: Press and hold the Power button (⏻) to turn the system on or off.
- Play/Pause: Press the Play/Pause button (⏸) to play or pause audio.
- Volume Up/Down: Press the + button to increase volume, and the - button to decrease volume.
- Next/Previous Track: Press the Next Track button (⏭) to skip to the next song, and the Previous Track button (⏮) to go to the previous song.
- LED Ring Control: Long-press the Play/Pause button to turn the white LED rings on or off.
6.2 Bluetooth Connectivity
The system supports Bluetooth 5.0 for wireless audio streaming from your smartphone or other compatible devices within a range of up to 15 meters.
- Ensure the GoHawk speaker system is powered on.
- Enable Bluetooth on your smartphone or audio device.
- Search for available Bluetooth devices. The speaker system will appear as "GoHawk".
- Select "GoHawk" to pair. Once paired, the system will automatically connect to your device when in range and powered on.

Image: A smartphone screen displaying a Bluetooth connection prompt for "GoHawk".
6.3 USB Input
The USB port allows for music playback directly from a USB drive.
- Insert your USB drive into the USB port on the master speaker.
- The system will automatically switch to USB mode and begin playing audio files.
- Note: The USB port supports USB drives only for music playback. It does not support USB to phone connections for music or USB charging.

Image: A USB drive being inserted into the USB input port of the speaker system.
6.4 AUX Input
Use the 3.5mm AUX input for connecting devices via an audio cable.
- Connect one end of the 3.5mm audio AUX cable to your audio device (e.g., MP3 player, smartphone headphone jack).
- Connect the other end to the AUX input port on the master speaker.
- The system will automatically switch to AUX mode.

Image: A 3.5mm AUX cable connected to the audio input jack.
7. Maintenance
Proper maintenance will help extend the life and performance of your GoHawk speaker system.
- Cleaning: Use a soft, damp cloth to wipe down the speakers and control unit. Avoid abrasive cleaners or solvents that could damage the chrome finish or electronic components.
- Water Exposure: While waterproof, it is recommended to wipe down the speakers after exposure to heavy rain or washing to prevent water spots and maintain appearance.
- Cable Inspection: Periodically check all cables and connections for signs of wear, fraying, or corrosion. Ensure all connections remain secure.
- Storage: If storing your vehicle for an extended period, ensure the speaker system is powered off. Consider disconnecting the power cable if there are concerns about battery drain.
8. Troubleshooting
If you encounter issues with your GoHawk AJ4-Halo Chrome speaker system, refer to the following common problems and solutions:
| Problem | Solution |
|---|---|
| No power/System does not turn on. |
|
| No sound from speakers. |
|
| Bluetooth connection issues. |
|
| Distorted sound at high volume. |
|
| LED ring not illuminating. |
|
| System turns on by itself or drains battery. |
|
9. Specifications
| Model Name | AJ4-Halo Chrome |
| Speaker Type | Motorcycle Speaker, Full-Range |
| Speaker Size | 4 Inches |
| Woofer Diameter | 3 Inches |
| Speaker Maximum Output Power | 300 Watts |
| Input Voltage | 12 Volts |
| Impedance | 4 Ohm |
| Frequency Response | 20 KHz |
| Signal-to-Noise Ratio | 80 dB |
| Connectivity Technology | Bluetooth, USB, AUX (3.5mm) |
| Wireless Communication Technology | Bluetooth 5.0 |
| Bluetooth Range | 15 Meters |
| Water Resistance Level | IP56 (Water Resistant) |
| Mounting Type | Handlebar Mount (7/8" to 1-1/4" bar size) |
| Product Dimensions | 5.25"D x 4"W x 8"H |
| Item Weight | 4 Pounds |
| Material | Aluminum, Metal, Plastic |
| Color | AJ4-Halo Chrome |
| Compatible Devices | Smartphone |
| Vehicle Service Type | Motorcycle, ATV |
| UPC | 810053880296 |

Image: A diagram illustrating the dimensions of the GoHawk AJ4-Halo Chrome speakers and wired control unit.
10. Warranty and Support
The GoHawk AJ4-Halo Chrome speaker system comes with a limited warranty. For specific warranty terms and conditions, please refer to the warranty card included in your package or visit the official GoHawk website.
For technical support, troubleshooting assistance beyond this manual, or warranty claims, please contact GoHawk customer service. You can typically find contact information on the manufacturer's website or through your point of purchase.
Manufacturer: GoHawk
Seller: GoHawk USA



