INTERCOM
Helmet & intercom fit guide
Match your exact helmet generation, intercom model and mounting kit before ordering. The combinations below are supported by manufacturer guidance; they are not a universal helmet-fit guarantee.
| Helmet / intercom | Mounting kit & fit |
|---|---|
| Shoei NEOTEC 3, GT-AIR 3, J-CRUISE 3 Cardo PACKTALK NEO / EDGE / PRO |
Shoei Gen 3 adapter. Choose the exact helmet generation. |
| Shoei Neotec II, GT-Air II, J-Cruise II Cardo PACKTALK PRO / EDGE / NEO / CUSTOM |
Shoei adapter. Uses the helmet’s designated mounting area and supplied adhesive. |
| Cardo PACKTALK NEO / CUSTOM Second helmet installation |
CUSTOM / NEO second-helmet kit: 40 mm HD speakers, boom and wired microphones, clamp and glue plate. Its clickable cradle is not interchangeable with other Cardo models. |
| Sena 50S Clamp / audio upgrade |
50S Harman Kardon clamp kit. Original 50S units require a firmware update and Harman Kardon speaker selection in the Sena Motorcycles App. Helmet fit must be checked separately. |
Speaker matching & placement
Sena HD Speakers Type A (SC-A0325): 50S, 30K, 20S EVO and 20S. Sena HD Speakers Type B (SC-A0326): 5S, 10C EVO and 10C Pro. Install firmware supporting HD speakers before upgrading compatible units.
Centre speakers directly opposite your ear canals. Use the supplied spacers where the model’s instructions permit, especially in deep ear pockets. Confirm comfortable fit before riding. Cardo recommends a wired microphone for full-face helmets and a boom microphone for modular or open-face helmets.
Mesh is a separate compatibility check
Do not treat helmet fit as proof of intercom connectivity. Cardo DMC and Sena Mesh are separate systems. Cardo documents a Bluetooth bridge between compatible DMC and Sena Mesh units; this excludes Sena SPIDER and other mesh-only Sena units. Check both exact models, firmware and pairing instructions before buying for a mixed-brand group.
Helmet or kit not listed? Confirm the exact model and generation before ordering. No model-specific helmet fit is claimed here for unlisted combinations.
Manufacturer references
Cardo Shoei Gen 3 fit · Cardo Shoei II fit · Cardo second-helmet kit · Cardo cradle compatibility · Cardo installation · Sena 50S kit · Sena speaker compatibility · Cardo mixed-brand bridge guidance
01
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Axor Mercury Intercom powered by ALTOR
02
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Sena Universal Helmet Clamp kit for 50S, 30K and 20S EVO with HD Speakers
03
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Sena Spider ST1 Mesh Communication System Single Pack Intercom
04
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Sena Spider RT1 Mesh Communication System Single Pack Intercom
05
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Sena SMH5 Helmet Clamp kit
06
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Sena SMH10 Helmet Clamp Kit
07
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Sena RC4 Intercom
08
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Sena R35
09
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Sena Helmet Clamp Kit for SPIDER ST1
10
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Sena Helmet Clamp Kit for SF1, SF2 and SF4
11
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Sena HD Speakers Type A for 50S, 30K, 20S EVO and 20S
12
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Sena HD Speakers for 5S, 10C EVO and 10C Pro
13
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Sena B20 Intercom
14
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Sena B10 Intercom Bharat Version
15
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Sena 60S Motorcycle Communication Headset Single pack
16
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Sena 5SMH10 Motorcycle Bluetooth Headset & Intercom Single Pack Intercom
17
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Sena 5S Helmet Clamp Kit
18
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Sena 5S Bluetooth Communication System Single Pack Intercom
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Sena 50S Universal Clamp Kit with SOUND BY Harman Kardon Speakers and Mic
20
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Sena 50S Mesh Intercom Headset with Premium SOUND BY Harman Kardon Single Pack
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Sena 50R Mounting Accessory Kit with SOUND BY Harman Kardon Speakers and Mic
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Sena 50R Mesh Intercom Headset with Premium SOUND BY Harman Kardon Single Pack
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Sena 50C Universal Clamp Kit with SOUND BY Harman Kardon Speakers and Mic
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Sena 50C Motorcycle Communication & 4K Camera System
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Sena 50C Motorcycle Communication & 4K Camera System
26
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Sena 30K Bluetooth Communication System with Mesh & HD Speakers Single Pack
27
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Sena 20S EVO Bluetooth Communication System & HD Speakers Single Pack Intercom
28
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Sena 10S Motorcycle Bluetooth Communication System Single Pack Intercom
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Sena 10S Helmet Clamp Kit
30
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Sena 10C EVO Motorcycle Bluetooth Camera & Communication System with HD Speakers Intercom
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Sena 10C Evo Helmet Clamp Kit
32
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CARDO SPIRIT HD DUO
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CARDO SPIRIT HD
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CARDO SPIRIT DUO
35
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CARDO SPIRIT
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CARDO PACKTALK SPECIAL EDITION
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CARDO PACKTALK PRO
38
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CARDO PACKTALK NEO DUO
39
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CARDO PACKTALK NEO
40
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CARDO PACKTALK EDGE DUO
41
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CARDO PACKTALK EDGE
42
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CARDO FREECOM 4X DUO
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CARDO FREECOM 4X
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CARDO FREECOM 2X DUO
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CARDO FREECOM 2X
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CARDO ADAPTER FOR SHOEI HELMETS GEN 3
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CARDO ADAPTER FOR SHOEI HELMETS
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CARDO ACCESSORY – PACKTALK EDGEPHONES
49
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CARDO ACCESSORY – PACKTALK CUSTOM/NEO – 2ND HELMET KIT
50
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ClickDock AHK ( C50 Series)BluArmor
51
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C50Pro BluArmor
52
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C50Plus BluArmor
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C50 BluArmor
54
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C30 BluArmor
55
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C20 BluArmor
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