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BMH Bluetooth XSound 4 Helmet Speakers and Wireless Volume Controller
Original price was: $317.00.$297.00Current price is: $297.00.
Designed for riders who demand clean integration, premium sound, and modern communication, the IASUS BMH with XSound 4 Helmet Speakers delivers high-definition Bluetooth audio, crystal-clear communication, and situational awareness, ll fully concealed inside your helmet.
Built around Bluetooth 5.2 and optimized for IASUS XSound helmet speakers, the BMH creates a clutter-free, modular helmet communication system trusted by professionals and serious riders worldwide.
Includes:
- 1x BMH Bluetooth 5.2 Helmet Comm Module*
- 1x BMH Charging Cable
- 1x XSound 4 Helmet Speaker
- 4x Foam Spacers
- 2x Velcro Adhesive stickers (hook and loop)
- 1x Wireless Media Controller
*smartphone required to operate POC app software
Dimensions
- BMH Bluetooth Wireless Module: 31.5mm x 27.3mm x 8.5mm
- XSound 4 Helmet Speaker: 45mm drivers. Measures 1.77″ (45mm) in diameter and 0.39″ (10mm) thin with velcro installed. Varied length Kevlar-reinforced wires stand up to 10lbs of pulling tension. Cable lengths LEFT speaker: 19.29″ (49cm) RIGHT speaker: 11.41″ (29cm), with 40″ (100cm) extension cable.
Popular Accessories
-
Wireless Media Controller
$39.00 -
EAR3H-MK2 and BMH Expansion Kit
$25.00
BMH COMPLETE KIT Options
-
BMH Bluetooth Comm Bundle with Wireless Finger PTT (XSound 2.1R)
Original price was: $287.95.$277.95Current price is: $277.95. -
BMH Bluetooth Comm Bundle with Wireless Finger PTT (XSound 4)
Original price was: $397.00.$367.00Current price is: $367.00. -
BMH Bluetooth Helmet Speakers (XSound 4)
Original price was: $278.00.$248.00Current price is: $248.00. -
BMH Bluetooth Comm Module
$119.00 -
BMH Bluetooth Helmet Speakers (XSound 2.1R)
Original price was: $168.95.$158.95Current price is: $158.95. -
EAR3H-MK2 and BMH Expansion Kit
$25.00 -
BMH Bluetooth XSound 2.1R Helmet Speakers (4-Pack)
Original price was: $675.80.$608.22Current price is: $608.22. -
BMH Bluetooth XSound 4 Helmet Speakers (4-Pack)
Original price was: $1,112.00.$1,000.80Current price is: $1,000.80. -
BMH Bluetooth XSound 4 Helmet Speakers and Wireless Volume Controller
Original price was: $317.00.$297.00Current price is: $297.00. -
BMH Bluetooth XSound 2.1R Helmet Speakers and Wireless Volume Controller
Original price was: $207.95.$197.95Current price is: $197.95.
OTHER ADD-ONS
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XSound Foam Covers
$15.00 -
Water Resistant Deluxe Plush Covers
$25.00 -
Ear Unfolding Tab Keychain
$25.00 -
Foam Spacing Pads
$15.00 -
BLE Wireless Dual PTT
$119.00 -
XSound Thin Velcro Adhesives
$15.00 -
BLE Wireless PTT
$99.00 -
BLE Wireless PTT (6-Pack)
Original price was: $594.00.$450.00Current price is: $450.00. -
BLE Wireless Dual PTT (6-Pack)
Original price was: $714.00.$576.00Current price is: $576.00. -
XSound Premium Speaker Covers
-
Wireless Media Controller
$39.00 -
EAR3H-MK2 and BMH Expansion Kit
$25.00
BMH Highlights
Bluetooth 5.2
All BMH components install cleanly inside the helmet, preserving the original look and aerodynamics of your gear. The detachable mic and magnetic module allow quick transfer between helmets without rewiring, delivering a true OEM-style integration.
HD Audio Performance
Experience high-definition audio optimized for IASUS XSound helmet speakers and optional custom-molded earpieces. With A2DP and aptX audio profiles, a 2Mbps data transfer rate, and a 10dB audio boost with less than 0.3 percent harmonic distortion, the BMH delivers powerful, clear sound even at highway speeds.
A 3.5mm AUX audio output allows easy connection to compatible external audio devices.
Next-Gen Communication
The BMH is built for modern group communication. Using Push-to-Talk over Cellular technology, riders can communicate with up to 3,000 users per channel within cellular network coverage. This future-ready system supports professional and large-scale group riding environments.
IASUS is an official hardware development partner for Zello, ESChat, and Tassta platforms.
Crystal-Clear Microphone
The BMH microphone features advanced software noise cancellation designed to reduce wind and environmental noise. Clear voice transmission is maintained even at high speeds, making it ideal for motorcycles, powersports, and professional riding applications.
Voice Assistant
Activate voice assistant. Compatible with Siri and Google Assistant.
Built-In Navigation Support
Receive turn-by-turn navigation prompts from popular apps including Waze, Apple Maps, and Google Maps directly inside your helmet.
Extraordinary Audio
High quality 2Mbps data transfer rate. 10dB boost with < 0.3% harmonic distortion
Situational Awareness
Evolved from IASUS helmet amplifier technology, Transparency Mode allows riders to remain aware of surrounding traffic and environmental sounds while listening to music or communication. Ride smarter and safer without disconnecting from your environment.
Technical Specifications
Wireless & Audio
- Bluetooth Version: 5.2
- Audio Profiles: A2DP, aptX
- Data Transfer Rate: 2Mbps
- Continuous Playtime: Up to 6 hours
Battery & Charging
- Rechargeable lithium battery
- Full charge time: Approx. 90 minutes
Dimensions
- BMH Module: 1.24 x 1.075 x 0.334 inches
- XSound 4 Speaker Drivers: 45mm
- Speaker Thickness: 0.39 inches (10mm) with velcro installed
Cable Construction
- Kevlar-reinforced wiring
- Pull resistance up to 10 lbs
- Left speaker cable length: 19.29 inches (49 cm)
- Right speaker cable length: 11.41 inches (29 cm)
What’s Included
1x BMH Bluetooth Helmet Communication Module
1x BMH Charging Cable
1x Magnetic Mount
1x XSound 2.1R Helmet Speaker Set with Foam Covers
2x Foam Spacers
2x Pairs of 3M Velcro Mounting Stickers
1x Wireless Media Controller
Unboxing and Installation Video
BMH Helmet Comm System FAQ
General Product Questions
1. What is the IASUS BMH helmet communication system?
The BMH is a fully integrated Bluetooth 5.2 helmet communication system designed for riders who need high-quality audio, hands-free communication, and complete situational awareness. It includes a compact wireless module, microphone, and XSound 2.1R helmet speakers for crystal-clear sound inside your helmet.
2. What makes the BMH different from traditional motorcycle intercom systems?
Unlike standard intercoms, the BMH combines modular Bluetooth hardware, high-definition helmet audio, and support for group communication over cellular networks. It integrates seamlessly with navigation apps, Push-to-Talk (PoC) platforms, and situational awareness technology.
3. Is the BMH a Bluetooth helmet headset or a full communication system?
It is both. The BMH functions as a Bluetooth headset for audio streaming, phone calls, and music while also serving as a professional-grade communication system with PoC capabilities for riders, teams, and group events.
Compatibility & Fit
4. Will the BMH fit inside any motorcycle helmet?
The BMH is designed to fit most full-face and modular helmets. Its magnetic microphone mount allows the mic to detach when opening the helmet and reattach easily when closing it. The slim, OEM-style design keeps all components neatly tucked inside the helmet for a clean, integrated look.
5. Is the BMH compatible with full-face and modular helmets?
Yes. The modular design allows you to move the mic and Bluetooth module between helmet types without compromising comfort or safety.
6. Can I move the BMH system between multiple helmets?
Absolutely. The detachable mic and magnetic mount make it simple to transfer the BMH system between helmets in seconds.
7. Are the XSound 2.1R speakers compatible with other IASUS systems?
Yes. The XSound 2.1R helmet speakers can be used with most IASUS helmet amplifiers and headset systems, including the EAR3H MK2 Audio Amplifier.
Audio Performance
8. How loud are the XSound 2.1R helmet speakers?
The XSound 2.1R delivers powerful, high-fidelity audio with deep bass and crisp clarity, even at highway speeds. For best results, proper speaker positioning using the included foam spacers is essential. With a maximum output of up to 124dB, these speakers offer exceptional volume and performance, and users should listen at safe levels to help protect their hearing.
9. Does the BMH support high-definition Bluetooth audio?
Yes. The BMH supports A2DP and aptX audio profiles, delivering clear, high-definition sound with minimal latency.
10. Can I connect custom molded earphones or earbuds?
Yes. The BMH system includes a 3.5mm AUX audio out, allowing connection to custom earphones or external audio devices.
11. Is there a 3.5mm AUX audio output?
Yes. The AUX output allows for optional audio devices while maintaining high-quality sound inside your helmet.
Communication & Connectivity
12. How does group communication work with the BMH?
The BMH supports group communication over cellular networks via PoC platforms like Zello, ESChat, and Tassta. You can connect up to 3,000 users per channel, making it ideal for team rides or event coordination.
13. Does the BMH require cellular service to communicate?
Yes. For Push-to-Talk and group communication, a cellular connection is required. For standard Bluetooth audio and phone calls, no cellular connection is needed beyond your device.
14. Which Push-to-Talk apps are supported?
The BMH is officially compatible with Zello, ESChat, and Tassta platforms.
15. How many users can communicate on one channel?
Up to 3,000 riders or team members can communicate on a single channel with PoC-enabled apps.
Microphone & Call Quality
16. How well does the BMH microphone handle wind noise?
The BMH mic is engineered with noise cancellation software, providing crystal-clear audio even at high speeds.
17. Can I use the BMH for phone calls while riding?
Yes. The system supports hands-free calls via Bluetooth while ensuring your voice is clear and background noise is minimized.
18. Is the microphone detachable or replaceable?
No. The mic is not detachable.
Navigation & App Integration
19. Can I hear turn-by-turn navigation directions in my helmet?
Yes. The BMH provides audio integration with popular navigation apps like Google Maps, Apple Maps, and Waze.
20. Which navigation apps are supported?
Google Maps, Apple Maps, Waze, and most apps that send audio instructions through your phone.
Situational Awareness & Safety
21. What is Transparency Mode and how does it work?
Transparency Mode allows ambient sound to pass through the system, letting you hear traffic, horns, and environmental cues while listening to music or communications.
22. Can I hear my surroundings while listening to music or comms?
Yes. Transparency Mode ensures you maintain situational awareness without removing the headset.
23. Is the BMH safe to use in urban traffic?
Yes. Transparency Mode is specifically designed for urban and group riding, providing safety and awareness while enjoying audio.
Battery & Charging
24. How long does the BMH battery last?
Up to 6 hours of continuous playtime per full charge.
25. How long does it take to fully charge the BMH?
Approximately 90 minutes for a full charge.
26. Can I use the system while it is charging?
No. We recommend charging the BMH fully before use for optimal performance.
Durability & Weather Resistance
27. Is the BMH waterproof or water resistant?
The BMH module is IP65 rated, making it resistant to rain, splashes, and light moisture.
28. Can I use the BMH in rain or extreme weather?
Yes, the system is built for outdoor conditions, but avoid submerging it in water.
29. How durable are the speaker cables and mounting components?
Helmet speaker cables are Kevlar-reinforced to withstand up to 10lbs of pull tension. The magnetic mount and foam spacers are built for repeated use without wear.
Installation & Setup
30. Is professional installation required?
No. The BMH is designed for easy self-installation with included components.
31. How long does installation take?
Installation typically takes 10–15 minutes depending on helmet type.
32. Is there an installation or unboxing video available?
Yes. IASUS provides a full unboxing and installation video for the BMH system.
Warranty & Support
33. What warranty comes with the BMH system?
The BMH comes with a 1-year limited manufacturer warranty.
34. Where can I get support if I have issues with installation or setup?
Contact IASUS Concepts via email at [email protected] or through our support page for direct assistance.
Use Cases & Applications
35. Is the BMH suitable for group rides and large events?
Yes. The system supports large channel groups via PoC apps, perfect for coordinated group communication.
36. Can the BMH be used for snowmobiling, skiing, or cycling?
Yes. Its compact, low-profile design works with helmets for multiple outdoor sports.
37. Is the BMH suitable for professional or commercial applications?
Yes. The BMH is used by riders, instructors, and organizations requiring reliable, high-quality communication in extreme conditions.
Purchasing & Expansion
38. Can I upgrade or expand my BMH system later?
Yes. Additional XSound speakers, BMH modules, and compatible IASUS accessories can be added for enhanced performance.
39. Is the BMH compatible with future IASUS accessories?
Yes. The modular design ensures compatibility with upcoming IASUS headset accessories and upgrades.
Bonus Questions
40. Is the BMH better than a traditional motorcycle intercom?
Yes. With high-definition audio, transparency mode, and PoC group communication, the BMH provides more versatility and reliability than traditional intercoms.
41. Does the BMH work without line-of-sight like standard intercoms?
Yes. PoC communication uses cellular networks, allowing riders to connect across long distances without line-of-sight limitations.
42. What is the difference between Bluetooth helmet speakers and intercom systems?
Bluetooth helmet speakers primarily stream music or calls. The BMH combines high-fidelity audio with integrated group communication, mic noise cancellation, and situational awareness features.
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