{"product_id":"sena-helmet-clamp-kit-with-hd-speakers-for-20s-evo-30k-50s-universal-mount-wired-boom-microphones","title":"Sena Helmet Clamp Kit with HD Speakers for 20S EVO, 30K, 50S — Universal Mount, Wired \u0026 Boom Microphones","description":"\u003cp\u003e\u003cstrong\u003eThe Sena Universal Helmet Clamp Kit with HD Speakers is an all-in-one mounting solution that adds clear audio and a secure clamp mount to Sena 20S EVO, 30K, and 50S headsets.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis kit equips an existing Sena communication unit with the hardware and audio components needed to install the system on a wide range of helmets. It bundles a robust clamp base, high-definition speakers, microphone options and replacement sponges so you can fit or refresh your Sena device quickly without buying a full new headset. Components are designed to work specifically with Sena 20S EVO, 30K and 50S series units, giving riders the flexibility to retrofit or replace worn parts.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I install the clamp kit on my helmet?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward and intended for riders with basic hand tools. The clamp base secures to helmet shell or padding and the kit includes both wired and boom microphone options so you can select the best fit for full-face or open-face helmets. Follow the included guide to route speaker wires neatly under helmet liners.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eClamp unit mounts to shell or padding for a snug grip\u003c\/li\u003e\n  \u003cli\u003eChoice of wired mic or boom mic for different helmet types\u003c\/li\u003e\n  \u003cli\u003eSpeakers fit into ear pockets behind liner foam\u003c\/li\u003e\n  \u003cli\u003eReplacement sponges provide improved comfort and noise isolation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat audio quality and components are included?\u003c\/h3\u003e\n\u003cp\u003eThe kit ships with Sena-branded HD speakers engineered to reproduce clear voice and media audio tailored for motorcycle noise environments. You receive speaker pairs plus foam covers and microphone variants so both communication and media playback remain intelligible at road speeds. These parts let you restore original audio performance without replacing the main headset unit.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHD speakers designed for crisp voice and music reproduction\u003c\/li\u003e\n  \u003cli\u003eFoam speaker sponges for comfort and acoustic sealing\u003c\/li\u003e\n  \u003cli\u003eWired microphone and wire boom included to suit helmet style\u003c\/li\u003e\n  \u003cli\u003eAll connectors compatible with 20S EVO, 30K and 50S models\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich Sena models and helmet types will this kit work with?\u003c\/h3\u003e\n\u003cp\u003eThis clamp kit is built as a universal mount for Sena 20S EVO, 30K and 50S communication units, ensuring compatibility with those specific models. It supports most full-face, modular and open-face helmets when fitted correctly, thanks to its adaptable clamp design and microphone choices. Always check helmet liner space and routing options to confirm a clean installation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned specifically for Sena 20S EVO, 30K, 50S headsets\u003c\/li\u003e\n  \u003cli\u003eAdaptable clamp works on many helmet shell and liner types\u003c\/li\u003e\n  \u003cli\u003eMultiple microphone options for full or open-face helmets\u003c\/li\u003e\n  \u003cli\u003eSpeaker placement flexible to fit different ear-pocket sizes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I maintain or replace parts later?\u003c\/h3\u003e\n\u003cp\u003eIndividual items in the kit are user-replaceable to extend the life of your Sena headset. Foam sponges and microphones are lightweight, inexpensive spares that keep audio clear; speakers can be swapped if damaged. Store small parts in a dry place and check connector contacts periodically for corrosion or looseness.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFoam sponges are simple, inexpensive to replace\u003c\/li\u003e\n  \u003cli\u003eSpeakers and mics can be swapped without removing the whole unit\u003c\/li\u003e\n  \u003cli\u003eKeep connectors clean and dry to ensure signal integrity\u003c\/li\u003e\n  \u003cli\u003eFollow Sena guidance for torque and clamp positioning\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Sena Universal Helmet Clamp Kit is aimed at motorcyclists who already own a Sena 20S EVO, 30K or 50S and need a replacement or upgrade mounting option. It suits riders who want to restore worn audio parts, adapt a communication unit to a different helmet, or keep a backup set of speakers and microphones. If you value genuine Sena components, flexible microphone choices and a secure clamp mount without buying a full new headset, this kit provides a practical, cost-effective solution.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this clamp kit compatible with my Sena model?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. This kit is compatible specifically with Sena 20S EVO, 30K and 50S units.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use the boom mic for full-face and open-face helmets?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The kit includes both boom and wired mics so you can pick the option that fits your helmet style.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Sena","offers":[{"title":"Default Title","offer_id":48079951397022,"sku":"B0DCQM12ZW","price":146.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/sena-clamp-kit-front-package.jpg?v=1785776866","url":"https:\/\/northtrailauto.ca\/products\/sena-helmet-clamp-kit-with-hd-speakers-for-20s-evo-30k-50s-universal-mount-wired-boom-microphones","provider":"North Trail Auto","version":"1.0","type":"link"}