--- product_id: 248481008 title: "Universal Helmet Clamp kit with HD Speakers (20S EVO, 30K, 50S)" brand: "sena" price: "¥33023" currency: JPY in_stock: true reviews_count: 5 url: https://www.desertcart.jp/products/248481008-universal-helmet-clamp-kit-with-hd-speakers-20s-evo-30k store_origin: JP region: Japan --- # Water-resistant for all-weather rides HD speakers for crystal-clear sound Universal clamp fits multiple Sena models Universal Helmet Clamp kit with HD Speakers (20S EVO, 30K, 50S) **Brand:** sena **Price:** ¥33023 **Availability:** ✅ In Stock ## Summary > 🏍️ Elevate your ride with crystal-clear comms and effortless install! ## Quick Answers - **What is this?** Universal Helmet Clamp kit with HD Speakers (20S EVO, 30K, 50S) by sena - **How much does it cost?** ¥33023 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/248481008-universal-helmet-clamp-kit-with-hd-speakers-20s-evo-30k) ## Best For - sena enthusiasts ## Why This Product - Trusted sena brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Certified Safety:** Meets US FMVSS 218 standards for reliable helmet mounting - • **All-Inclusive Kit:** Includes fasteners, speaker pads, mic sponges, and mounting tools for quick setup - • **Seamless Compatibility:** Fits Sena 20S EVO, 30K, and 50S models effortlessly - • **Durable & Weather-Ready:** Water-resistant materials ensure performance rain or shine - • **Premium Audio Experience:** Equipped with HD speakers and microphones for clear communication on the road ## Overview The Sena Universal Helmet Clamp Kit with HD Speakers is a versatile, water-resistant mounting solution compatible with Sena 20S EVO, 30K, and 50S Bluetooth communication systems. It includes all necessary components—fasteners, speaker pads, microphones, and mounting tools—ensuring a seamless, certified installation that delivers premium audio clarity for safer, connected rides. ## Description Product Description Universal clamp kit for the Sena 50S Bluetooth motorcycle communication system. Includes fasteners, speaker pads, microphone sponges, speakers and microphones, and more. Also compatible with Sena 20S EVO and 30K models. Legal Disclaimer This item complies with US Federal Motor Vehicle Safety Standard 218 (FMVSS 218) (DOT FMVSS No. 218 Certified) ## Features - Universal clamp kit - For the Sena 50S Bluetooth motorcycle communication system. Also compatible with the 20S EVO and 30K models - Includes fasteners, speaker pads, microphone sponges, speakers and microphones, and more ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B00GLIEDEE | | Best Sellers Rank | 204,373 in Automotive (See Top 100 in Automotive) 627 in Motorbike Theft Protection | | Brand Name | Sena | | Colour | Black | | Compatible Devices | Sena 20S EVO, Sena 30K, Sena 50S | | Compatible With Vehicle Type | Motorcycle | | Customer Reviews | 4.7 4.7 out of 5 stars (614) 4.7 out of 5 stars | | Enclosure Material | Kunststoff | | Eu Spare Part Availability Duration | 2 Years | | Included Components | Universal Clamp, 50S Speaker, Wired, Wired Boom, Boom Microphones, Hook and Loop Fasteners for Microphones, Boom Microphone Sponges, Hook and Loop Fasteners for Speakers, Glued Surface Mounting Adapter, Allen Wrench, Speaker Pads (thick), Rubber pads, Boom Microphone Holder, Hook and Loop Fastener for Holder, Speaker cap | | Item Dimensions | 6.5 x 12 x 18 centimetres | | Item Type Name | Universal Helmet Clamp kit with HD Speakers (20S EVO, 30K, 50S) | | Manufacturer | Sena | | Manufacturer Part Number | 50S-A0201 | | Model Name | 50S-A0201 | | Model Number | 50S-A0201 | | Mounting Type | Helmet Mount | | Product Features | Fast Charging | | Unit Count | 1.0 count | | Upc | 885465010753 | | Water Resistance Level | Water Resistant | ## Product Details - **Brand:** Sena - **Colour:** Black - **Compatible devices:** Sena 20S EVO, Sena 30K, Sena 50S - **Material:** Kunststoff - **Special feature:** Fast Charging ## Images ![Universal Helmet Clamp kit with HD Speakers (20S EVO, 30K, 50S) - Image 1](https://m.media-amazon.com/images/I/514RNj8PtcL.jpg) ## Questions & Answers **Q: As of February 2023, does this kit include the Harmon Kardon speakers?** A: yes Ithink they are the HK speakers. **Q: will this work for the 50c?** A: The 50c has a different connection to the clamp on the helmet. The wires for the 50c need to be plugged into the unit **Q: Will this work with 20s non evo?** A: yes this universal clamp kit will work with a regular 20S, though there will be limitations to some features. **Q: will these work with the Sena Harly branded head units?** A: Though they are compatible, this clamp kit will not fully work with the Harley branded Unit ## Customer Reviews ### ⭐⭐⭐⭐⭐ 高価 *by on Reviewed in Japan 8 September 2025* ２つ目のヘルメット用に購入。高価だけど付け替える手間を考えたら致し方無い。 ### ⭐⭐⭐⭐ Good sound *by on Reviewed in Saudi Arabia 11 August 2025* Great ### ⭐⭐⭐⭐⭐ All original Sena products brand new in factory packaging. *by on Reviewed in the United States 24 May 2023* For once it's nice to receive an unopened package from amazon. All of the bits and pieces were here as would be if you purchased from a Cycle Gear store or elsewhere.I appreciate that packaging was minimal and the sticky pads did not seem worn out or old. Unlike another reviewer stated, I have not noticed any difference in the audio quality from my Sena 30k original base to this base / mic. They appear and function exactly the same. No reason to worry.Pleased with this purchase though I do think it's a little on the pricier side. ## Frequently Bought Together - Sena Universal Helmet Clamp kit with HD Speakers (20S EVO, 30K, 50S) - Sena - SC-A0325 High Definition Speakers, Improved Bass and Clarity | Fits 20S EVO and 30K | Upgraded (Black, One Size) - Sena 30K Motorcycle Bluetooth Headset Mesh Communication System, Black, Single Pack with HD Speakers --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/248481008-universal-helmet-clamp-kit-with-hd-speakers-20s-evo-30k](https://www.desertcart.jp/products/248481008-universal-helmet-clamp-kit-with-hd-speakers-20s-evo-30k) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-10-08*