Sena SRL-EXT - Mesh Bluetooth for Shoei NXR-2
SKU: 27690272191

Sena SRL-EXT - Mesh Bluetooth for Shoei NXR-2

Sale price$292.50 Regular price$325.00
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Ships within 48 hours · Estimated delivery Jul 9 - Jul 14

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Description

Sena SRL-EXT - Mesh Bluetooth for Shoei NXR-2PREMIUM TECH FOR YOUR SHOEI HELMET Communication by SENA, protection by SHOEI, and SOUND BY Harman Kardon. The SRL EXT was custom designed for one of SHOEIs customer favourite helmets. The SRL EXT is compatible with three regional SHOEI helmets; the RF 1400 for North America, the NXR2 for Europe, and the Z 8 for the Asia Pacific market. The compact SRL EXT offers both Mesh and Bluetooth intercom plus smartphone connectivity for music, GPS, phone

PREMIUM TECH FOR YOUR SHOEI HELMET

Communication by SENA, protection by SHOEI, and SOUND BY Harman Kardon.

The SRL-EXT was custom-designed for one of SHOEI’s customer- favourite helmets. The SRL-EXT is compatible with three regional SHOEI helmets; the RF-1400 for North America, the NXR2 for Europe, and the Z-8 for the Asia-Pacific market. The compact SRL-EXT offers both Mesh and Bluetooth intercom plus smartphone connectivity for music, GPS, phone calls, and more. SRL-EXT users will experience premium SOUND BY Harman Kardon audio inside of their SHOEI helmet.

Features:

  • SOUND BY Harman Kardon
    Experience unmatched audio quality with premium SOUND BY Harman Kardon speakers and microphone.
  • Mesh 3.0 Intercom™ (for firmware updated to v1.6)
    Enjoy a robust and reliable communication network for seamless connectivity.
  • Bluetooth Intercom
    Easily connect headsets via Bluetooth for group intercom conversations.
  • Bluetooth 5.0
    Compatible with the latest Bluetooth 5.0 technology for improved connectivity.
  • Custom Helmet Fit
    Designed to integrate seamlessly into your helmet for optimal comfort and performance.
  • Voice Command
    Control your Sena headset hands-free using voice commands.
  • Advanced Noise Control™
    Reduces ambient noise for clearer intercom conversations.
  • FM Radio
    Tune into your favourite local FM radio stations while on the go.

MESH and SOUND BY Harman Kardon. DESIGNED FOR SHOEI HELMETS

The SRL-EXT was tailored specifically for the SHOEI RF-1400, NXR2, and Z-8 helmets. The shape of the SRL-EXT main module and external battery are curved to match the exterior curves of the helmet. The SRL-EXT main module is installed on the left side of the helmet, while the external battery adheres to the right side of the helmet.

HANDS-FREE CONVENIENCE WITH SENA’S VOICE COMMANDS

Convenient voice commands allow you to control the SRL-EXT’s system functions, such as answering the phone or starting up a Group Mesh session. The SRL-EXT supports voice commands in eight languages: English, French, German, Spanish, Italian, Chinese, Japanese, and Russian!

Looking for a bite to eat? “Hey Google, directions to the nearest sandwich shop.” The SRL-EXT easily connects to Google Assistant and Apple’s Siri with a simple voice command allowing you to tap into the power of your smartphone’s features, including GPS navigation, music playback, voice dialing, plus a variety of other digital assistant features.

MESH AND BLUETOOTH® INTERCOM

The SRL-EXT offers both Mesh Intercom™ and traditional 4-way Bluetooth® intercom, allowing for compatibility with any Sena or Sena-powered device. Sena’s industry-leading Mesh Intercom™ communication platform has two modes: Multi-Channel Open Mesh Intercom™ (Open Mesh) and Group Mesh Intercom™.

Open Mesh offers a single push of a button to click-to-connect to the Mesh Intercom™ network and features the industry’s first Mesh Intercom™ channel system. Like standard handheld or CB radios, Open Mesh lets users switch between nine channels. It also supports a near-limitless number of users within a range of up to 5 miles / 8 km (min. 6 riders @ 1 mi / 1.6 km intervals).

Group Mesh supports a single, private group for up to 24 participants and the same range as Open Mesh for a more intimate group conversation. Only invited users can join the Group Mesh chat. Open Mesh and Group Mesh provide unprecedented intercom audio quality and robust connectivity.

SOUND BY Harman Kardon

The SRL-EXT’s speakers and microphone were created with the audio experts at Harman Kardon to provide world-class sound inside your SHOEI helmet. Expertly crafted speakers and an all-new microphone allow the SRL-EXT to deliver an unmatched audio experience. The speakers send clear audio to riders’ ears while the microphone, with a redesigned sensor, provides robust performance for voice communication. Users will be able to switch between the wired boom microphone and the wired microphone. Experience SOUND BY Harman Kardon inside of your SHOEI helmet with the SRL-EXT.

Specifications:

  • Dimensions:
    • Main Module: 108 mm x 44 mm x 20 mm (4.3 in x 1.7 in x 0.8 in)
    • Speaker Driver Unit: 40 mm—thickness 7.3 mm
    • Boom Microphone: length 60 mm
    • Wire Between Speakers: length 360 mm
  • Weight:
    • Main Module: 48 g (1.69 oz)
  • Operating Temperature:
    • -10 °C – 50 °C (14 °F – 122 °F)
  • Mesh Network
    • Mesh 3.0 Intercom™ Technology (for firmware updated to v1.6)
  • Bluetooth
    • Version: Bluetooth 5.0
    • Profiles Supported:
      • Headset Profile (HSP)
      • Hands-Free Profile (HFP)
      • Advanced Audio Distribution Profile (A2DP)
      • Audio Video Remote Control Profile (AVRCP)
  • Intercom
    • Working Distance:
      • Bluetooth Intercom: Up to 2 km (1.2 miles) in open terrain
      • Mesh Intercom™: Up to 2 km (1.2 miles)* in open terrain
        *Can extend up to 8 km (5 miles) between a minimum of 6 riders
    • Maximum Connections:
      • Bluetooth Intercom: Up to 4 riders
      • Open Mesh Intercom: Virtually limitless
      • Group Mesh Intercom: Up to 24 riders
    • Channels:
      • Open Mesh Intercom: 9 channels
  • FM Radio
    • Frequency Range: 76 – 108 MHz
    • Preset Memory: 10 stations
  • Audio
    • Noise Cancellation: Advanced Noise Control™
    • Codec: Built-in SBC Codec
    • Audio Components: Premium speakers and microphone with SOUND BY Harman Kardon
  • Battery
    • Talk Time:
      • Bluetooth Intercom: Up to 16 hours
      • Mesh Intercom™: Up to 12 hours
    • Charging Time: 2.5 hours
    • Battery Type: Lithium Polymer
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 27690272191

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Michelle White
Boise, US
★★★★★ 5
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I have these in several colors, and they’ve become a true staple in my wardrobe. The Amazon Essentials Women's Belice Comfortable Slip-On Ballet Flats are exactly what I look for in an everyday shoe—simple, versatile, and comfortable right out of the box. The slip-on design makes them super convenient for busy days, and they pair effortlessly with everything from jeans to dresses to work outfits. They’re lightweight but still feel supportive enough for all-day wear, and I appreciate that they don’t require a break-in period. The fit is generally true to size, and the variety of colors makes it easy to stock up and rotate depending on the outfit. Overall, these are reliable, easy-to-wear flats that offer great value for the price. Not flashy, just consistently comfortable and practical—which is exactly why I keep coming back to them.
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Reviewed in the United States on June 5, 2026
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James E. McCampbell
Waukegan, US
★★★★★ 5
Has the look that they should cost more.
Size: 11.5 Wide, Color: Dark Turquoise
Comfortable and the fit is very comfortable. Looks great and extremely comfortable. Soft and light weight. Easy to put on. Sizing was perfect and the wide width is truly a wide. I’m coming back for more colors.
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Reviewed in the United States on June 1, 2026
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Scraps
Dallas, US
★★★★★ 4
Good at price
Size: 9 Wide, Color: Sand
Fit a little small at my big toe but otherwise fit well. Heel rubbed slightly first 5 hour wear but no blister.
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Reviewed in the United States on May 9, 2026
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Lynn
Massapequa, US
★★★★★ 5
Lightweight comfortable at a good price!
Size: 10.5, Color: Navy
These shoes are perfect. The color matches my navy outfits as well as my denim. They are comfortable and they look great. They are easy to pack lightweight and a great value. I am extremely satisfied and highly recommend!
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Reviewed in the United States on June 3, 2026
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PHOEBES
Draper, US
★★★★★ 3
REALLY CUTE SHOE BUT CUT WAY TOO SMALL!
Size: 8, Color: Black Patent
I received the black patent leather shoes today and they are so cute! Sadly I need to return them because they are cut way too small. I normally wear a 7.5 or 8 on dress shoes so I ordered the 8. They are so tight across the top that it's uncomfortable as soon as I put them on. They are smaller than a normal size 8 dress shoe. The big toe area is extremely uncomfortable because it doesn't allow any room for it at all, so my big toe just presses against the side and end of the shoe without even walking in them. I have very narrow feet and these still are too small for me. So I am returning them and I already ordered a 8.5 W and hope that will fit much better. The patent leather is very cute and adds just enough dressy that I can wear them with slacks or my Capri jeans. I like the slip on and the cushion foot bed because it feels soft.
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