--- product_id: 283115963 title: "iO Series 9 Electric Toothbrush with 4 Brush Heads, Black Onyx" brand: "oral-b" price: "$550.72" currency: USD in_stock: true reviews_count: 5 url: https://www.desertcart.us/products/283115963-io-series-9-electric-toothbrush-with-4-brush-heads-black store_origin: US region: United States of America --- # Powerful micro-vibrations Dentist-inspired round brush head AI-powered live coaching timer iO Series 9 Electric Toothbrush with 4 Brush Heads, Black Onyx **Brand:** oral-b **Price:** $550.72 **Availability:** ✅ In Stock ## Summary > 🦷 Elevate your smile game with smart, sleek, and sensational clean tech! ## Quick Answers - **What is this?** iO Series 9 Electric Toothbrush with 4 Brush Heads, Black Onyx by oral-b - **How much does it cost?** $550.72 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/283115963-io-series-9-electric-toothbrush-with-4-brush-heads-black) ## Best For - oral-b enthusiasts ## Why This Product - Trusted oral-b brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Travel-Ready Power:** Includes a sleek charging case for on-the-go convenience - • **AI-Powered Coaching:** Live feedback ensures perfect 2-minute brushing every time - • **Ultimate Deep Clean:** Twisted bristles reach every contour for sensational freshness - • **Precision Pressure Control:** Red & green signals protect gums from overbrushing - • **Personalized Brushing Experience:** Customizable display screen motivates your best clean ## Overview The Oral-B iO Series 9 Black Onyx electric toothbrush delivers a professional-grade clean with powerful micro-vibrations and a dentist-inspired round brush head. Featuring smart pressure sensors that signal when you brush too hard, a customizable display for personalized coaching, and AI-driven live timers, it ensures optimal oral care. Comes with 4 Ultimate Clean replacement heads and a travel charging case, designed for adults seeking a high-tech, effective brushing experience. ## Description Product Description The Oral B io series rechargeable toothbrush combines powerful, but gentle micro-vibrations with Oral B unique dentist-inspired round brush head design for a professional clean feeling every day. The smart pressure sensor helps to keep you from brushing too hard to protect your gums and enamel. Directions Charge the device. Wet the toothbrush head and apply toothpaste. Select a brushing mode and brush teeth for two minutes. Safety Warning Attention: use only Oral-B iO refill heads. Brushing too hard can damage your gums and enamel. Always follow the instructions for use. Review: Excellent product - Feels quite different to previous electric brushes, very clean finish definitely worth it. Review: Buena calidad si lo cuidas - Si jala ## Features - COMPATIBLE ONLY WITH Oral-B iO REFILL HEADS - You Will Receive 1 Oral-B iO Series 9 Black Onyx electric toothbrush, 4 Oral-B iO Ultimate Clean replacement brush heads, and a powerful charging travel case - PERFECT PRESSURE: Signals red when brushing too hard and green when brushing just right - PERSONALIZED BRUSHING: Display screen helps motivate you and enables you to customize your brushing experience - SENSATIONAL CLEAN: Redesigned dentist-inspired round brush head with twisted bristles reach every contour for a deep cleanLIVE COACHING with VISIBLE TIMER: A.I. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B088CK6XJ4 | | Age Range Description | Adult | | Age range (description) | Adult | | Best Sellers Rank | 414,050 in Health & Personal Care ( See Top 100 in Health & Personal Care ) 2,420 in Power Toothbrush Replacement Heads | | Brand | Oral-B | | Brand Name | Oral-B | | Bristle Material | Nylon | | Colour | Black | | Customer Reviews | 4.3 out of 5 stars 5,926 Reviews | | Global Trade Identification Number | 00069055128909 | | Handle Material | Plastic | | Included Components | Charger | | Item Dimensions | 17.8 x 10 x 25.3 centimetres | | Item Firmness Description | Hard | | Item Weight | 630 g | | Item firmness description | Hard | | Manufacturer | AmazonUs/PRFZ7 | | Manufacturer Part Number | iO M9.4B2.2A | | Material Features | Sustainable | | Model Name | iO Series 8 Electric Toothbrush with 2 Replacement Brush Heads | | Model Number | iO M9.4B2.2A | | Mount Motion | Vibrating pendulum | | Number of Items | 1 | | Number of Pieces | 4 | | Number of settings | 1 | | Operation Mode | Automatic | | Other Special Features of the Product | Timer for the hanger | | Package Type Name | Box | | Power Source | Battery Powered | | Power source | Battery Powered | | Reusability | Reusable | | Special feature | Timer for the hanger | | Target Audience | Unisex-Adults | | Theme | Oral Care | | Toothbrush Head Shape | Round | | UPC | 069055128909 | | Unit Count | 1 count | ## Product Details - **Age range (description):** Adult - **Brand:** Oral-B - **Colour:** Black - **Item firmness description:** Hard - **Material feature:** Sustainable - **Number of items:** 1 - **Power source:** Battery Powered - **Special feature:** Timer for the hanger - **Toothbrush Head Shape:** Round - **Unit count:** 1 count ## Images ![iO Series 9 Electric Toothbrush with 4 Brush Heads, Black Onyx - Image 1](https://m.media-amazon.com/images/I/81hs5-I5S9L.jpg) ![iO Series 9 Electric Toothbrush with 4 Brush Heads, Black Onyx - Image 2](https://m.media-amazon.com/images/I/81UeRhe7N1L.jpg) ![iO Series 9 Electric Toothbrush with 4 Brush Heads, Black Onyx - Image 3](https://m.media-amazon.com/images/I/81yLQ1Hc85L.jpg) ![iO Series 9 Electric Toothbrush with 4 Brush Heads, Black Onyx - Image 4](https://m.media-amazon.com/images/I/81xIbMtW8vL.jpg) ![iO Series 9 Electric Toothbrush with 4 Brush Heads, Black Onyx - Image 5](https://m.media-amazon.com/images/I/81lmhdVyvHL.jpg) ## Available Options This product comes in different **Color, Style** options. ## Questions & Answers **Q: Anyone else’s inaccurate? app says i’m brushing one side of my mouth when i’m actually brushing the other. for a $300 toothbrush this is unacceptable** A: Remember to run it across your teeth gradually, not brush like with a manual toothbrush. That should help with the accuracy. The toothbrush has a sensor in it for which angle it's in and how your holding it. **Q: What is the specific difference among iO 7, 8, 9 series ?** A: We'd be happy to point out some key differences among our iO 7, 8, and 9 Series toothbrushes. -iO Series 7: 5 Smart Modes for personalized brushing, interactive black & white display for real-time coaching, 6 zones of brushing recognition, Gum Guard, AI recognition using an interactive display. -iO Series 8: 6 Smart Modes for personalized brushing, interactive color display for real-time coaching, 6 zones of brushing recognition, Gum Guard, AI recognition using an interactive display. -iO Series 9: 7 Smart Modes for personalized brushing, interactive color display for real-time coaching, 16 zones of brushing recognition, Gum Guard HD, AI tracking with 3D Teeth Tracking. The Oral-B Team **Q: Can you use this brush on teeth with veneers** A: Yes, all Oral-B electric and battery power toothbrushes can be used by those with bridges, implants, crowns, veneers, or fillings. However, we recommend using a slower cleaning mode for even better control. - The Oral-B Team **Q: will the charger work for 220v ac outlet?** A: Yes, the charger will work for a 110 volt and up to a 220 volt outlet. So, yes it's safe and ready for your European road trip! ## Customer Reviews ### ⭐⭐⭐⭐⭐ Excellent product *by A***R on 21 March 2021* Feels quite different to previous electric brushes, very clean finish definitely worth it. ### ⭐⭐⭐⭐⭐ Buena calidad si lo cuidas *by R***S on 10 June 2026* Si jala ### ⭐⭐⭐⭐⭐ beautiful *by S***G on 13 April 2024* very good quality, beautiful product ## Frequently Bought Together - Oral-B iO Series 9 Electric Toothbrush with 3 Replacement Brush Heads, Black Onyx - Oral-B iO Series Ultimate Clean Electric Toothbrush Replacement Brush Heads for an Oral-B Electric Toothbrush, 4 count, Black - Oral-B iO Series Gentle Care Electric Toothbrush Replacement Brush Heads for an Oral-B Electric Toothbrush, 4 Count, Black --- ## 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.us/products/283115963-io-series-9-electric-toothbrush-with-4-brush-heads-black](https://www.desertcart.us/products/283115963-io-series-9-electric-toothbrush-with-4-brush-heads-black) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-08-12*