--- product_id: 664018488 title: "SAMSUNG Official Trio 500 Smart Keyboard (EJ-B3400UBEGUS), Black, US Model" brand: "samsung" price: "FREE" currency: EUR in_stock: false url: https://www.desertcart.gr/products/664018488-samsung-official-trio-500-smart-keyboard-ej-b3400ubegus-black-us store_origin: GR region: Greece --- # Custom hotkeys for instant access 3-device seamless switch Compact & slim design SAMSUNG Official Trio 500 Smart Keyboard (EJ-B3400UBEGUS), Black, US Model **Brand:** samsung **Price:** FREE **Availability:** ❌ Out of Stock ## Summary > ⌨️🔄 Master multitasking with the keyboard that keeps up with your hustle! ## Quick Answers - **What is this?** SAMSUNG Official Trio 500 Smart Keyboard (EJ-B3400UBEGUS), Black, US Model by samsung - **How much does it cost?** FREE with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/664018488-samsung-official-trio-500-smart-keyboard-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 seamlessly with smartphones, tablets, smart TVs, and more—one keyboard, endless possibilities. - • **Personalized Workflow Boost:** Assign 3 custom hotkeys to launch your favorite apps instantly—work smarter, not harder. - • **Samsung DeX Ready Productivity:** Transform your mobile into a desktop powerhouse and multitask like a pro anywhere. - • **Effortless Multi-Device Control:** Switch between 3 devices with a single click—stay in flow without missing a beat. - • **Sleek Portability Meets Comfort:** Ultra-slim, lightweight design fits your on-the-go lifestyle without sacrificing typing comfort. ## Overview The SAMSUNG Official Trio 500 Smart Keyboard is a sleek, portable Bluetooth keyboard designed for professionals who juggle multiple devices. It supports simultaneous connection to three devices with instant switching, integrates seamlessly with Samsung DeX for desktop-like productivity, and features customizable hotkeys for quick app access. Lightweight and compact, it’s perfect for mobile work across smartphones, tablets, and smart TVs. ## Description The SAMSUNG Smart Keyboard Trio 500 is a portable Bluetooth keyboard with a compact and slim design. You can type on phones, tablets and other devices anytime, anywhere. ## Features - Pair multiple devices and switch with one click. Connect with up to three different devices at once. Enjoy wide compatibility and easy pairing as one click is all you need to switch between smartphones, tablets and other devices - Enter SAMSUNG DeX for productivity - By accessing DeX via the SAMSUNG Smart Keyboard Trio 500, achieving computer-like performance and productivity becomes a reality you can manifest from anywhere. Work with multiple windows at once, effectively respond to messages and emails on one display, and achieve beyond the limits of devices - Assign custom hotkeys to your favorite apps: shortcuts to the apps you use most and enjoy one-click access using 3 hotkeys. Whether it's your favorite content streaming app or your most used utility app, launching them is always a quick key away - Wireless keyboard to carry when you're on the go. You will always be ready to accomplish. Compact, slim and tasteful yet packed with special features for enhanced 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 | |---------------|-------| | Brand | Samsung | | Product Dimensions | 29.01 x 2.95 x 13.31 cm; 526.17 g | | Batteries | 2 AAA batteries required. (included) | | Item model number | EJ-B3400UBEGUS | | Manufacturer | Samsung | | Series | Samsung trio 500 keyboard | | Colour | Black | | Number of USB 2.0 Ports | 1 | | Power Source | Battery Powered | | Hardware Platform | Portátil, Smartphone, Tablet | | Operating System | Windows | | Number of Batteries | 2 | | Are Batteries Included | Yes | | Lithium Battery Energy Content | 1 Watt Hours | | Lithium Battery Packaging | Batteries contained in equipment | | Item Weight | 526 g | | Guaranteed software updates until | unknown | ## Product Details - **Brand:** Samsung - **Compatible devices:** PC, Portátil, Smart TV, Smartphone, Tablet - **Connectivity technology:** Bluetooth - **Keyboard description:** Wireless - **Recommended uses for product:** Everyday Use - **Special feature:** Trackpad - **Colour:** Black - **Included components:** Smart Keyboard Trio 500 - **Model name:** Samsung trio 500 keyboard - **Theme:** No Theme ## Images ![SAMSUNG Official Trio 500 Smart Keyboard (EJ-B3400UBEGUS), Black, US Model - Image 1](https://m.media-amazon.com/images/I/814r7XWIqtS.jpg) ![SAMSUNG Official Trio 500 Smart Keyboard (EJ-B3400UBEGUS), Black, US Model - Image 2](https://m.media-amazon.com/images/I/71Fv7EcNGUS.jpg) ![SAMSUNG Official Trio 500 Smart Keyboard (EJ-B3400UBEGUS), Black, US Model - Image 3](https://m.media-amazon.com/images/I/81o9kS6wCnS.jpg) ![SAMSUNG Official Trio 500 Smart Keyboard (EJ-B3400UBEGUS), Black, US Model - Image 4](https://m.media-amazon.com/images/I/71OU+ShzTFS.jpg) ![SAMSUNG Official Trio 500 Smart Keyboard (EJ-B3400UBEGUS), Black, US Model - Image 5](https://m.media-amazon.com/images/I/51TNK0kytBL.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. ## Frequently Bought Together - 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.gr/products/664018488-samsung-official-trio-500-smart-keyboard-ej-b3400ubegus-black-us](https://www.desertcart.gr/products/664018488-samsung-official-trio-500-smart-keyboard-ej-b3400ubegus-black-us) --- *Product available on Desertcart Greece* *Store origin: GR* *Last updated: 2026-10-15*