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Lexin B4FM-X 10 Bikers Bluetooth Motorcycle Intercom Helmet Headsets

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LEXIN B4FM-X Motorcycle Bluetooth V5.0 Intercom Helmet Headset for 10 Bikers Talking at one time with Music Sharing & Type-C charging

Note: Lexin B4PRO/Lexin B4FMPRO =Lexin B4FM-X

Main Features of Lexin B4FM-X

-Support up to 6-10 Bikers to talk at one time

-Support Music Sharing

Bluetooth V5.0

Hands-free Speaker& Hi-fi Stereo Sound Quality

CVC/DSP Noise Reduction, functions well even 150km/h

-Built-in FM Radio&6 FM stations presets

-Support Siri or other voice assistant

-Connect GPS Navigation

-Support universal pairing with most Bluetooth intercom

-IP67 Waterproof

-800mAh Battery capacity

-Type-C USB quick charge

-Exchangeable Microphone Included& Great Helmet Compibitility

-New design of mount bracket, more stable




10 Riders Conversation

Support up to 6-10 Bikers to talk at one time at a 2000m intercom range(Between the 1st to 10th at an Ideal Enviroument), At a real enviroument, the distance between each 2 riders should be 300-800 meters



Music Sharing make the trip much fun

Support music sharing between 2 users, enjoy music together.

Music sharing only compatible between two B4FM-X units via bluetooth, and the range between music sharing is same as the range of intercom.




Bluetooth 5.0

Faster and more stable connection

CVC/DSP Noise Reduction

Functions well for speeds up to 150km/h with DSP& CVC advanced noise cancellation technology.


Voice Assistant

With access to Siri, S-Voice, OK Google commands and so on, you can call or answer hands-free calls, listen to the best Hi-Fi stereo music, FM radio or listen to GPS voice guidance.


Hi-fi Stereo Sound Quality
Bring you best sound experience

Built-in FM Radio

Save up to 6 favorites presets staions

Connect GPS Navigation

Make riding more conveniente


IP67 Waterproof

Handle all weather conditions, and even work for temperature -15°F

Big Button

Soft touch, easy to operate

Type-C USB Quick Charge

Charger should be near 1A 5V, for protect the battery


15-Hour Battery Life

Built-in 800mAh Battery Capacity
(350H standby time/15H working time/2.5H charging time)


Universal Pairing

Compatible with most model intercoms in the market(Like Sena, Cardo and so on)



LX B4FM-X suits most motorcycle helmets

Come with 2 kinds of Boom & Button Microphones


New design of mount bracket




Product Name:


Weight / Size

85(g) / 89*46*20mm


Bluetooth Version

Bluetooth 5.0

Intercom Toggling:

10 Riders


Intercom Range:


Battery Capacity:


Intercom Time:


Standby Time:


Waterproof Level:


Charging Port:




Transmitting power:


Emission sensitivity:


Battery type :

Lithium polymer battery



ABS / Acrylic / Silica gel

Bluetooth power:

Class one

Radio Frequency:

Japan: 76M ~ 91M / General: 87M ~ 108M

Support Bluetooth


Brand Name:
Maximum Number of Speakers:
Maximum Intercom Distance:
Item Type:
Helmet Headset
Item Weight:
External Testing Certification:
Applicable Helmet Type:
Open face
Applicable Helmet Type:
Flip Up Helmet
Applicable Helmet Type:
Full Face
Applicable Helmet Type:
Applicable Helmet Type:
Half Helmet
Applicable Helmet Type:
Item Length:
Special Function:
Universal Pairing Function
Special Function:
voice control
Special Function:
Special Function:
Noise Reduction
Special Function:
Special Features:
DSP Wind Noise Cancellation Technology
Plug Type:
EU Plug
Item Width:
Model Name:
Lexin B4FM-X/ B4FM PRO
Power Supply Mode:
Built-in Battery
Item Height:
Connection Mode:
Special Features:
multipoint bluetooth connection
Main Features:
Communication for 6-10 riders 2000m range helmet interphone
Working speed:
Up to 150km/h Speed
talking time:
Up to 8 Hours Talk Time
Bluetooth version:
Stereo music/audio:
A2DP enabled cell phone/MP3/GPS
IP67 Rainy proof
noise reduction:
DSP wind noise reduction technology
Special function:
universal pairing function
Fm Radio:
connection mode:
applicable helmet type:
power supply mode:
built-in battery
Special feature2:
Music Sharing

Shipping and delivery

We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

Free shipping will be shipped by China Post/HongKong Post air mail. Some items can be delivered by EMS/DHL/UPS/TNT/FedEx within 3-9 working days, but you need to pay the extra shipping cost. Please contact us first before placing order.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

Wholesale and dropshipping

For wholesale,we will offer discount or free express shipping which only takes 3-7 days to arrive. For dropshipping, we could send the goods to your customers directly and won't leave information about us if you'd like to.

How long does shipping take?

Shipping time varies by location. These are our estimates:

Location *Estimated Shipping Time
United States 10-30 Business days
Canada, Europe 10-30 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
Asia 10-20 Business days
Africa 15-50 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.

Refunds & returns policy

Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, you can request a refund or reshipment for ordered products if:

  • you do not receive them within the guaranteed time (60 days not including 2-5 day processing)
  • you receive the wrong item
  • you do not want the product you’ve received (but you must return the item at your expense and the item must be unused)

We do not issue the refund if:

  • your order does not arrive due to factors within your control (e.g. providing the wrong shipping address)
  • your order does not arrive due to exceptional circumstances outside the control of (e.g. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of

*You can submit refund requests within 15 days after the guaranteed period for delivery (60 days) has expired. You can do it by sending a message on contact us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so. Please take note that buyer is responsible for all return postage.

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