--- product_id: 287229026 title: "Ketostics® JDR Key C Diatonic Blues Harmonica 10 Hole 20 Tones with Case, Mouth Organ for Beginners, Students, Kids & Professionals, silver" brand: "ketostics" price: "¥1505" currency: JPY in_stock: true reviews_count: 8 category: "Ketostics" url: https://www.desertcart.jp/products/287229026-ketostics-jdr-key-c-diatonic-blues-harmonica-10-hole-20 store_origin: JP region: Japan --- # 10 Holes, 20 Tones Key of C - Universal Compatibility Electroplated Anti-Rust Reed Plate Ketostics® JDR Key C Diatonic Blues Harmonica 10 Hole 20 Tones with Case, Mouth Organ for Beginners, Students, Kids & Professionals, silver **Brand:** ketostics **Price:** ¥1505 **Availability:** ✅ In Stock ## Summary > 🎶 Unlock your inner blues legend with every breath! ## Quick Answers - **What is this?** Ketostics® JDR Key C Diatonic Blues Harmonica 10 Hole 20 Tones with Case, Mouth Organ for Beginners, Students, Kids & Professionals, silver by ketostics - **How much does it cost?** ¥1505 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/287229026-ketostics-jdr-key-c-diatonic-blues-harmonica-10-hole-20) ## Best For - ketostics enthusiasts ## Why This Product - Trusted ketostics brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Master the Blues Anywhere:** Compact 10-hole diatonic design lets you jam anytime, anywhere. - • **Soulful Sound Meets Style:** Exquisite craftsmanship with polished silver finish for a professional look and rich tone. - • **Built to Last, Built to Play:** Durable stainless steel cover and brass base ensure long-lasting, smooth sound. - • **Effortless Skill Progression:** Ergonomic ABS edges and airflow splitter make bending and over-blowing easy for all levels. - • **Perfect Gift for Every Music Lover:** Comes in a sleek case, ideal for beginners, students, and pros alike. ## Overview The Ketostics® JDR Key C Diatonic Blues Harmonica features 10 holes producing 20 tones, crafted with an electroplated anti-rust reed plate and a durable stainless steel cover. Designed for beginners to professionals, its ergonomic design and airflow splitter enable easy mastering of advanced techniques like bending and over-blowing. Lightweight and portable, it comes with a protective case, making it perfect for music lovers seeking soulful, rich sound on the go. ## Description Product Description We, KETOSTICS, create symphony devices in the interest of certain music lovers to create iconic music, as its sound has the tendency to touch souls instantly. We support in unleashing raw emotion through music because we believe that it is a wonderful tool to relax and soothe your mind KETOSTICS jdr mouth organ or the harp is the only instrument that makes you inhale and exhale. It improves your breathing, which leads to an increase in lungs capacity and oxygen storing capacity, playing an instrument acts as a stress buster, it helps improve your concentration level, and more . DURABILITY Top-grade stainless steel cover brings exceptionally better durability and smooth sound quality. Equipped with thickened brass base, has stable resonance and reliable airtightness, with a pretty and durable cover plate. HUMANIZED DESIGN ABS edging is safe to hands, easy to clean and maintain. Airflow splitter and the built-in airflow splitter in the harmonica combs are easy to keep stable airflow, better for smooth playing and mastering the sound pressing(bending)skills quickly, you can learn to play it from the music score in the manual. RICH SOUND Great for a professional harmonica for professionals and beginners. This Harmonica has exquisite workmanship, beautiful appearance, accurate tone, and responsiveness. You will feel comfortable when playing, easy to use the skill. VERSATILE FOR ALL LEVELS PLAYERS Harmonica is versatile and easy to play for all levels of players no matter for adults, kids, children, or beginners, with beautiful and high-quality timber, enable you to enjoy music all the time. BEAUTIFUL PACKAGING This product comes with a nice professional-looking box, the package is exquisitely small and can be used as a birthday present, a gift for further study, a holiday souvenir or a business meeting gift and wedding anniversary, etc. Features Key C 10 holes Stainless Steel cover Plastic case Scale - Diatonic Specifications Material: Stainless Steel Holes: 10-Hole Suitability: For Beginner Includes: Plastic Case Review: Good product - Good product Review: value for money - sounds good. ## Features - 10 Holes, Key Of C - Lets you playing music any time, anywhere The reed plate with electroplating antirust, the hole, reed gap is better after electroplating. At the same time, you will feel comfortable when playing,easy to use the skill,such as over-blowing and bending, giving the performer a new experience. - Suitable for all harmonica enthusiasts and any beginner - This Professional Blues Harmonica has exquisite workmanship, beautiful appearance, accurate tone and responsive.This blues harmonica can be played with guitars, violins, flutes and more musical instrument. - Lets you playing music any time, anywhere ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08MTB98Q1 | | Best Sellers Rank | #6,936 in Musical Instruments ( See Top 100 in Musical Instruments ) #89 in Harmonicas | | Brand | KETOSTICS | | Brand Name | KETOSTICS | | Colour | SILVER | | Country of Origin | India | | Customer Reviews | 4.1 out of 5 stars 741 Reviews | | Finish Type | Polished | | Included Components | Case | | Instrument Key | C | | Item Type Name | Harmonica | | Item Weight | 60 Grams | | Manufacturer | KETOSTICS | | Manufacturer Part Number | WILSON HARMONICA-SILVER | | Material | Steel | | Material Type | Steel | | Model Name | JDR-silver | | Model Number | WILSON HARMONICA-SILVER | | Style | Classic | ## Product Details - **Colour:** SILVER - **Brand:** KETOSTICS - **Instrument Key:** C - **Material:** Steel - **Style:** Classic ## Images ![Ketostics® JDR Key C Diatonic Blues Harmonica 10 Hole 20 Tones with Case, Mouth Organ for Beginners, Students, Kids & Professionals, silver - Image 1](https://m.media-amazon.com/images/I/51JaNSL6vwL.jpg) ![Ketostics® JDR Key C Diatonic Blues Harmonica 10 Hole 20 Tones with Case, Mouth Organ for Beginners, Students, Kids & Professionals, silver - Image 2](https://m.media-amazon.com/images/I/41ZZltwFQCL.jpg) ![Ketostics® JDR Key C Diatonic Blues Harmonica 10 Hole 20 Tones with Case, Mouth Organ for Beginners, Students, Kids & Professionals, silver - Image 3](https://m.media-amazon.com/images/I/41eszMU-t1L.jpg) ![Ketostics® JDR Key C Diatonic Blues Harmonica 10 Hole 20 Tones with Case, Mouth Organ for Beginners, Students, Kids & Professionals, silver - Image 4](https://m.media-amazon.com/images/I/41LkzdUnXzL.jpg) ![Ketostics® JDR Key C Diatonic Blues Harmonica 10 Hole 20 Tones with Case, Mouth Organ for Beginners, Students, Kids & Professionals, silver - Image 5](https://m.media-amazon.com/images/I/511RkpagJSL.jpg) ## Available Options This product comes in different **Color** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good product *by A***V on 15 September 2025* Good product ### ⭐⭐⭐⭐ value for money *by A***Y on 13 March 2026* sounds good. ### ⭐⭐⭐⭐⭐ Good product, I suggest to have it) *by #***A on 27 June 2020* I like sound - and I think this is most important part. I expected that sound will be like of chinese toy for this amount, but sound really nice and pleasantly surprising. Also quality of assembly and materials looks good, even for cover. I think this harmonica absolutely worth 500. ## Frequently Bought Together - Ketostics® JDR Key C Diatonic Blues Harmonica 10 Hole 20 Tones with Case, Mouth Organ for Beginners, Students, Kids & Professionals, silver - Harmonica Primer Book for Beginners with Video and Audio Access - East top Blues Harmonica, Diatonic 10 Holes C Key Happy Harmonica Mouth Organ for Beginner,Kids,Children,Students,Gift,with Carrying Plastic Case,Clean Cloth and Manual --- ## 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/287229026-ketostics-jdr-key-c-diatonic-blues-harmonica-10-hole-20](https://www.desertcart.jp/products/287229026-ketostics-jdr-key-c-diatonic-blues-harmonica-10-hole-20) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-05-14*