--- product_id: 400157109 title: "Samsung Official Smart Keyboard Trio 500 (EJ-B3400UBEGUS), Black - US Model" brand: "samsung" price: "456.23 DT" currency: TND in_stock: false reviews_count: 6 category: "Samsung" url: https://www.desertcart.tn/products/400157109-samsung-official-smart-keyboard-trio-500-ej-b3400ubegus-black-us store_origin: TN region: Tunisia --- # Samsung DeX desktop mode 3 customizable Hot Keys 3-device multi-pairing Samsung Official Smart Keyboard Trio 500 (EJ-B3400UBEGUS), Black - US Model **Brand:** samsung **Price:** 456.23 DT **Availability:** ❌ Out of Stock ## Summary > ⌨️ Elevate your mobile workspace—type, switch, and conquer with Samsung Smart Keyboard Trio 500! ## Quick Answers - **What is this?** Samsung Official Smart Keyboard Trio 500 (EJ-B3400UBEGUS), Black - US Model by samsung - **How much does it cost?** 456.23 DT with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/400157109-samsung-official-smart-keyboard-trio-500-ej-b3400ubegus-black-us) ## Best For - samsung enthusiasts ## Why This Product - Trusted samsung brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Broad Compatibility:** Connect wirelessly to smartphones, tablets, and smart TVs—one keyboard, endless possibilities. - • **Sleek, Portable Design:** Compact and lightweight at just 526g—carry professional-grade typing comfort wherever you go. - • **Personalized Hot Key Access:** Launch your top 3 apps instantly with custom Hot Keys—speed up your workflow and stay ahead. - • **Seamless Multi-Device Control:** Switch effortlessly between 3 devices with a single click—stay in flow, never miss a beat. - • **Unlock Desktop Productivity Anywhere:** Activate Samsung DeX for a powerful, multi-window workspace on your tablet or phone—work smarter, not harder. ## Overview The Samsung Smart Keyboard Trio 500 is a compact, battery-powered Bluetooth keyboard designed for professionals on the move. It supports simultaneous pairing with up to three devices, enabling instant switching, and integrates seamlessly with Samsung DeX for desktop-like productivity. Featuring three customizable Hot Keys and broad device compatibility, it delivers a versatile and efficient typing experience in a sleek, portable form factor. ## Description Samsung’s Smart Keyboard Trio 500 is a portable Bluetooth keyboard with a compact and slim design. You can type on Phones, Tablets and other devices at anytime, anywhere. Review: nice - nice product Review: Teclado não é tão macio quanto deveria. ## Features - Pair multiple devices & switch with a click - Connect it with up to three different devices at once. Enjoy wide compatibility and easy pairing, as a click is all you need to switch between smartphones, tablets, and other devices - Enter into Samsung DeX for productivity - By accessing DeX via the Samsung Smart Keyboard Trio 500, reaching a desktop-like performance and productivity becomes a reality you can manifest from anywhere. Work with multiple windows at once, efficiently respond to messages and emails on one screen, and achieve beyond the boundaries of devices - Assign custom Hot Keys to your favorite apps - Have shortcuts to the apps that you use the most, and enjoy one-click access using 3 Hot Keys. Whether it's your favorite content streaming app or your most frequently used utility app, launching them is always a Hot Key away - Wireless keyboard to-go for when you're on the go - Always be ready to achieve. Compact, slim, and tastefully designed yet packed with special functions for a boosted performance, the wirelessly connectable Samsung Smart Keyboard Trio 500 delivers a comfortable typing experience wherever you are - Compatible devices: smart tv ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09MDMXLN4 | | Are Batteries Included | Yes | | Batteries | 2 AAA batteries required. (included) | | Best Sellers Rank | #37,548 in Computers ( See Top 100 in Computers ) #938 in Computer Keyboards | | Brand | Samsung | | Color | Black | | Customer Reviews | 4.4 4.4 out of 5 stars (440) | | Date First Available | 9 December 2021 | | Hardware Platform | Laptop, Smartphone, Tablet | | Item Weight | 526 g | | Item model number | EJ-B3400UBEGUS | | Lithium Battery Energy Content | 1 Watt Hours | | Lithium Battery Packaging | Batteries contained in equipment | | Manufacturer | Samsung | | Number of USB 2.0 Ports | 1 | | Operating System | Windows 10 | | Power Source | Battery Powered | | Product Dimensions | 29.01 x 2.95 x 13.31 cm; 526.17 g | | Series | Samsung keyboard trio 500 | ## Product Details - **Brand:** Samsung - **Compatible devices:** Laptop, Smart TV, Smartphone, Tablet - **Connectivity technology:** wireless - **Keyboard description:** Wireless - **Recommended uses for product:** Office ## Images ![Samsung Official Smart Keyboard Trio 500 (EJ-B3400UBEGUS), Black - US Model - Image 1](https://m.media-amazon.com/images/I/51TNK0kytBL.jpg) ![Samsung Official Smart Keyboard Trio 500 (EJ-B3400UBEGUS), Black - US Model - Image 2](https://m.media-amazon.com/images/I/51cX6Dla3vS.jpg) ![Samsung Official Smart Keyboard Trio 500 (EJ-B3400UBEGUS), Black - US Model - Image 3](https://m.media-amazon.com/images/I/71Fv7EcNGUS.jpg) ![Samsung Official Smart Keyboard Trio 500 (EJ-B3400UBEGUS), Black - US Model - Image 4](https://m.media-amazon.com/images/I/71OU+ShzTFS.jpg) ![Samsung Official Smart Keyboard Trio 500 (EJ-B3400UBEGUS), Black - US Model - Image 5](https://m.media-amazon.com/images/I/814r7XWIqtS.jpg) ## Questions & Answers **Q: does it work with samsung galaxy Fold2 Phone ?** A: Works with any Samsung or Android phone. It is just tailored towards Samsung Phones with the Hot Keys. Get it, it's worth it. **Q: Will this keyboard work with a Samsung M70b smart monitor?** A: David, what is the secret to input the passcode with this keyboard on the Samsung smart monitor M70b? The monitor recognizes the Trio 500 keyboard but I have no way to input the PIN to pair up. **Q: Can theirs keyboard be paired with samsung model un50r u7100?** A: Yes. Any Samsung Phone. **Q: Can this be paired with Samsung S22?** A: I have a S21 and it paired. I'd guess it will pair to an S22. ## Customer Reviews ### ⭐⭐⭐ nice *by A***V on 26 October 2025* nice product ### ⭐⭐⭐⭐ Review *by C***N on 7 August 2025* Teclado não é tão macio quanto deveria. ### ⭐⭐⭐⭐⭐ Review *by J***O on 14 July 2025* This is the best keyboard so far from Samsung and I got the US version on a lowest price 77sar ## Frequently Bought Together - SAMSUNG Official Smart Keyboard Trio 500 (EJ-B3400UWEGUS), White - US Model - SAMSUNG Official Smart Keyboard Trio 500 (EJ-B3400UBEGUS), Black - US Model - Samsung Bluetooth Wireless Mouse Slim, Compact, Silent, for Laptop, Tablet, MacBook, Android, Windows - 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.tn/products/400157109-samsung-official-smart-keyboard-trio-500-ej-b3400ubegus-black-us](https://www.desertcart.tn/products/400157109-samsung-official-smart-keyboard-trio-500-ej-b3400ubegus-black-us) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-08-11*