1. Introduction
The ASMAX S2 is a state-of-the-art motorcycle intercom system designed to provide seamless communication and entertainment for riders. Featuring advanced Mesh 5.0 and Bluetooth 5.4 technology, AI voice control, and intelligent ENC noise cancellation, the S2 ensures crystal-clear audio and effortless operation in various riding conditions. This manual provides detailed instructions for installation, operation, maintenance, and troubleshooting to help you get the most out of your device.

2. Key Features
- Mesh 5.0 & 5G Communication: Supports up to 8 riders in a group with a range of 3-8km (overall) and 3km (unit-to-unit). Offers both Free Mode for quick talk and Group Mode for private conversations.
- Bluetooth 5.4 Technology: Ensures seamless and stable connectivity with other devices.
- AI Voice Control: Activate functions like music playback, group mesh, radio, and phone pairing with "Hi Max" voice commands.
- Intelligent ENC Noise Cancellation: Reduces up to 95% of background noise, providing clear communication even at speeds up to 120km/h.
- Audio Multitasking: Enjoy music, FM radio, GPS navigation, and intercom simultaneously.
- Fast Charging & Long Battery Life: 980mAh battery, fully charged in 1 hour via Type-C. Provides 13 hours of talk time, 16 hours of music time, and 96 hours of standby time.
- Universal Compatibility: Works with full-face, open-face, and modular helmets, and is compatible with Bluetooth devices from most brands.
- IPX7 Waterproof: Designed to withstand various weather conditions.
- ASMAXWORLD App: Customize LED lighting, manage group chat rooms, FM radio, and receive FOTA updates.



3. Package Contents
The ASMAX S2 package includes the following components:

- S2 Main Unit
- Speaker Unit
- 3M Glue Plate
- Metal Clamp
- Type-C Cable
- Boom Microphone (for open-face helmets)
- Wired Microphone (for full-face helmets)
- Speaker Pads
- Velcro for Speaker
- Microphone Sponge
- Velcro for Boom Mic
- Velcro for Wired Mic
- Clean Pack
- S2 Manual
4. Setup and Installation
Follow these steps to install your ASMAX S2 intercom system on your helmet:

- Choose Mounting Method:
- Metal Clamp: Slide the metal clamp onto the edge of your helmet. Ensure it is securely fastened.
- 3M Glue Plate: For helmets where a clamp is not suitable, peel the backing from the 3M glue plate and firmly press it onto a clean, flat surface on the side of your helmet. Allow sufficient time for the adhesive to bond.
- Install Speaker Unit: Place the speaker units inside your helmet, aligning them with your ears. Use the provided Velcro pads to secure them.
- Attach Microphone:
- Boom Microphone: For open-face helmets, attach the boom microphone inside the helmet, positioning it close to your mouth.
- Wired Microphone: For full-face helmets, attach the wired microphone inside the helmet, ensuring it is positioned for clear voice pickup.
- Secure Speaker Pads: Use additional speaker pads if needed to ensure a comfortable and snug fit for the speakers.
- Mount Main Unit: Slide the ASMAX S2 main unit onto the installed metal clamp or glue plate until it clicks securely into place.
5. Operation
5.1 Power On/Off
Refer to the device's physical buttons for power control. Typically, a long press of the main button will power the unit on or off.
5.2 Bluetooth Pairing
To pair your ASMAX S2 with your smartphone or other Bluetooth devices:
- Ensure the ASMAX S2 is powered on and in pairing mode (indicated by a flashing LED, refer to the manual for specific LED indicators).
- On your smartphone, go to Bluetooth settings and search for available devices.
- Select "ASMAX S2" from the list to connect.

5.3 Mesh Intercom Communication
The ASMAX S2 supports Mesh communication for group rides:
- Free Mode: For quick, spontaneous conversations with other ASMAX S2 users in range.
- Group Mode: For private, organized conversations with up to 8 riders.
- To initiate or join a Mesh group, use the voice command "Hi Max, Group Mesh" or refer to the specific button presses in the full manual.

5.4 AI Voice Control
Activate voice commands by saying "Hi Max". You can then issue commands such as:
- "Music On" / "Music Off"
- "Radio On" / "Radio Off"
- "Phone Pairing"
- "Free Mode" / "Group Mesh"
- "Battery Status"
- "Answer the Phone" / "Decline Call"
- "Go to Max Home" (for navigation)

Video 1: Demonstrating ASMAX S1 voice control for music, navigation, and phone calls.
5.5 FM Radio
The ASMAX S2 includes a built-in FM radio. Use voice commands ("Hi Max, Radio On") or the ASMAXWORLD App to control the radio. No complex setup or internet is needed.
5.6 ASMAXWORLD App
Download the ASMAXWORLD App to unlock additional features and customization options:
- Personalize LED lighting.
- Manage group chat rooms.
- Control FM radio.
- Adjust music equalizer settings.
- Receive Firmware Over-The-Air (FOTA) updates.

6. Charging
The ASMAX S2 features a 980mAh battery and supports Type-C fast charging.
- Connect the provided Type-C cable to the charging port on the ASMAX S2 unit and to a compatible USB power source.
- A full charge takes approximately 1 hour.
- Once fully charged, the device provides up to 13 hours of talk time, 16 hours of music playback, and 96 hours of standby time.

7. Maintenance and Care
- Cleaning: Use a soft, damp cloth to clean the exterior of the unit. Do not use harsh chemicals or abrasive cleaners.
- Water Resistance: The device is IPX7 waterproof, meaning it can withstand immersion in water up to 1 meter for 30 minutes. However, avoid prolonged exposure to water and ensure the charging port cover is securely closed.
- Storage: Store the device in a cool, dry place when not in use. Avoid extreme temperatures.
- Battery Care: For optimal battery life, avoid fully discharging the battery frequently. Charge the device regularly.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on. | Low battery or device is off. | Charge the device. Ensure the power button is pressed correctly. |
| Cannot pair with phone. | Device not in pairing mode, or Bluetooth is off on phone. | Ensure device is in pairing mode. Turn on Bluetooth on your phone and try again. |
| Intercom communication is unclear or drops. | Out of range, obstacles, or high speed affecting noise cancellation. | Move closer to other riders. Reduce speed if necessary. Ensure microphone is positioned correctly. |
| Voice commands not responding. | Microphone issue, or command not recognized. | Ensure microphone is close to your lips. Speak clearly. Check app settings for voice command sensitivity. |
9. Specifications
| Feature | Detail |
|---|---|
| Brand | ASMAX |
| Model Number | S2 |
| Bluetooth Version | 5.4 |
| Mesh Intercom Users | Up to 8 riders |
| Intercom Distance | Pure Mesh Intercom: 3km–8km (overall) |
| AI Voice Commands | Yes ("Hi Max") |
| Noise Reduction | ENC (95% reduction) |
| Mount Type | Clip base (Metal Clamp or 3M Glue Plate) |
| Battery Capacity | 980mAh |
| Charging Method | Type-C, supports fast charging |
| Charging Time | 1 hour (full charge) |
| Talk Time | 13 hours |
| Music Time | 16 hours |
| Standby Time | 96 hours (4 days) |
| Waterproof Rating | IPX7 |
| FM Radio | Yes |
| Material | ABS Plastic, Plastic |
| Product Size | 185*140*70mm |
| Main Unit Weight | 41g |
10. Warranty and Support
The ASMAX S2 comes with a 1-year warranty. For technical support, troubleshooting assistance, or warranty claims, please contact ASMAX customer service. Refer to the official ASMAX website or your purchase documentation for contact details.
11. User Tips
- For optimal voice command recognition, ensure your microphone is positioned correctly and close to your mouth.
- Regularly check the ASMAXWORLD App for firmware updates to ensure you have the latest features and performance improvements.
- When riding in a group, consider using Group Mode for more stable and private communication, especially over longer distances.
12. Frequently Asked Questions (FAQ)
- Q: What is the intercom distance for the ASMAX S2?
- A: The Pure Mesh Intercom offers a range of 3km–8km (overall).
- Q: How many users can connect via Mesh Intercom?
- A: The Mesh Intercom supports up to 8 users.
- Q: Does the ASMAX S2 have noise reduction?
- A: Yes, it features ENC (Environmental Noise Cancellation) for clear audio.
- Q: What is the battery life and charging time?
- A: It has a 980mAh battery, charges fully in 1 hour via Type-C, and provides 13 hours talk time, 16 hours music time, and 96 hours standby time.
- Q: Is the ASMAX S2 waterproof?
- A: Yes, it has an IPX7 waterproof rating.





