SAMSUNG Bluetooth Smart Keyboard Trio 500 - White (EJ-B3400UWEGUS) SAMSUNG Bluetooth Smart Keyboard Trio 500. White Version. Model: (EJ-B3400UWEGUS) 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 ke