--- product_id: 580697091 title: "Phonak Open 4.0 Dome Small (0.29 inch=7.5mm) 10 Domes, Genuine OEM Switzerland Replacement by Sonova, Hearing Aid Domes for Phonak Audeo Marvel Paradise Lumity Accessories -1 Pack/10 Domes Total" brand: "otto tech" price: "RM81" currency: MYR in_stock: true reviews_count: 8 category: "Otto Tech" url: https://www.desertcart.com.my/products/580697091-phonak-open-4-0-dome-small-0-29-inch-7 store_origin: MY region: Malaysia --- # Compatible with multiple models 0.29 inch diameter Genuine OEM parts Phonak Open 4.0 Dome Small (0.29 inch=7.5mm) 10 Domes, Genuine OEM Switzerland Replacement by Sonova, Hearing Aid Domes for Phonak Audeo Marvel Paradise Lumity Accessories -1 Pack/10 Domes Total **Brand:** otto tech **Price:** RM81 **Availability:** ✅ In Stock ## Summary > 👂 Hear the world, comfortably! ## Quick Answers - **What is this?** Phonak Open 4.0 Dome Small (0.29 inch=7.5mm) 10 Domes, Genuine OEM Switzerland Replacement by Sonova, Hearing Aid Domes for Phonak Audeo Marvel Paradise Lumity Accessories -1 Pack/10 Domes Total by otto tech - **How much does it cost?** RM81 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.my](https://www.desertcart.com.my/products/580697091-phonak-open-4-0-dome-small-0-29-inch-7) ## Best For - otto tech enthusiasts ## Why This Product - Trusted otto tech brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Tailored Comfort:** Designed for narrow and small ear sizes, ensuring a snug fit. - • **Reliable Performance:** Genuine OEM parts guarantee safety and optimal performance. - • **Skin-Friendly Material:** Non-allergenic silicone ensures comfort and durability. - • **Versatile Compatibility:** Compatible with various Phonak and Unitron hearing aids. - • **Natural Sound Enhancement:** Open design allows natural noise to filter through, improving sound quality. ## Overview The Phonak Open 4.0 Dome Small is a pack of 10 genuine OEM replacement domes designed for narrow ear sizes. With a diameter of 0.29 inches (7.5mm), these non-allergenic silicone domes enhance sound quality while ensuring a comfortable fit. Compatible with multiple hearing aid models, they are essential for optimal auditory performance. ## Description Buy Phonak Open 4.0 Dome Small (0.29 inch=7.5mm) 10 Domes, Genuine OEM Switzerland Replacement by Sonova, Hearing Aid Domes for Phonak Audeo Marvel Paradise Lumity Accessories -1 Pack/10 Domes Total on desertcart.com ✓ FREE SHIPPING on qualified orders Review: Perfect Fit and Great Quality - These replacement domes fit my Phonak hearing aids perfectly. They're comfortable to wear, easy to replace, and feel just like the original ones that came with my hearing aids. The quality is excellent, and having extras on hand is always a good idea. They stay securely in place and don't affect the sound quality at all. Exactly what I needed. Highly recommended! Review: OEM Fit and work perfectly. - Oem. Fit and work perfectly! ## Technical Specifications | Specification | Value | |---------------|-------| | Best Sellers Rank | #36,363 in Health & Household ( See Top 100 in Health & Household ) #8 in Hearing Aid Domes | | Customer Reviews | 4.7 out of 5 stars 607 Reviews | ## Images ![Phonak Open 4.0 Dome Small (0.29 inch=7.5mm) 10 Domes, Genuine OEM Switzerland Replacement by Sonova, Hearing Aid Domes for Phonak Audeo Marvel Paradise Lumity Accessories -1 Pack/10 Domes Total - Image 1](https://m.media-amazon.com/images/I/81qtsaMZDML.jpg) ![Phonak Open 4.0 Dome Small (0.29 inch=7.5mm) 10 Domes, Genuine OEM Switzerland Replacement by Sonova, Hearing Aid Domes for Phonak Audeo Marvel Paradise Lumity Accessories -1 Pack/10 Domes Total - Image 2](https://m.media-amazon.com/images/I/71RRlKRg+kL.jpg) ![Phonak Open 4.0 Dome Small (0.29 inch=7.5mm) 10 Domes, Genuine OEM Switzerland Replacement by Sonova, Hearing Aid Domes for Phonak Audeo Marvel Paradise Lumity Accessories -1 Pack/10 Domes Total - Image 3](https://m.media-amazon.com/images/I/81YyguHoU2L.jpg) ![Phonak Open 4.0 Dome Small (0.29 inch=7.5mm) 10 Domes, Genuine OEM Switzerland Replacement by Sonova, Hearing Aid Domes for Phonak Audeo Marvel Paradise Lumity Accessories -1 Pack/10 Domes Total - Image 4](https://m.media-amazon.com/images/I/71DVicXosQL.jpg) ![Phonak Open 4.0 Dome Small (0.29 inch=7.5mm) 10 Domes, Genuine OEM Switzerland Replacement by Sonova, Hearing Aid Domes for Phonak Audeo Marvel Paradise Lumity Accessories -1 Pack/10 Domes Total - Image 5](https://m.media-amazon.com/images/I/71EBuX9we-L.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Perfect Fit and Great Quality *by G***C on July 22, 2026* These replacement domes fit my Phonak hearing aids perfectly. They're comfortable to wear, easy to replace, and feel just like the original ones that came with my hearing aids. The quality is excellent, and having extras on hand is always a good idea. They stay securely in place and don't affect the sound quality at all. Exactly what I needed. Highly recommended! ### ⭐⭐⭐⭐⭐ OEM Fit and work perfectly. *by A***R on May 14, 2026* Oem. Fit and work perfectly! ### ⭐⭐⭐⭐⭐ Great fit. *by J***Y on July 16, 2026* They perform as advertised. ## Frequently Bought Together - Phonak Open 4.0 Dome Small (0.29 inch=7.5mm) 10 Domes, Genuine OEM Switzerland Replacement by Sonova, Hearing Aid Domes for Phonak Audeo Marvel Paradise Lumity Accessories -1 Pack/10 Domes Total - Wax Guards for Phonak Hearing Aid Accessories and Unitron RIC RITE Hearing Aid, Hearing Aid Filters (3 Packs/ 24 Pcs) - Phonak Vented 4.0 Dome Small (0.29 inch=7.5mm) 10 Domes, Genuine OEM Switzerland Replacement by Sonova, Hearing Aid Domes for Phonak Audeo Marvel Paradise Lumity Accessories -1 Pack/10 Domes Total --- ## 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.com.my/products/580697091-phonak-open-4-0-dome-small-0-29-inch-7](https://www.desertcart.com.my/products/580697091-phonak-open-4-0-dome-small-0-29-inch-7) --- *Product available on Desertcart Malaysia* *Store origin: MY* *Last updated: 2026-08-26*