Stable Bluetooth Connectivity for Multi-Devices】This Bluetooth keyboard connects to 3 devices simultaneously (desktop computers, tablets, smartphones, laptops, etc.), supporting iOS/Android/Windows systems. Perfect for multi-screen workflows. With advanced Bluetooth 5.1 technology, you get reliable connections that won't drop unexpectedly. Important: Keep devices within 10 meters – ideal for home office setups but may disconnect if you wander to another room. 【Portable & Light-weight Travel Keyboard】At just 0.47 pounds, our folding keyboard is slim enough for pockets and compact enough to toss in any bag. Backpack-ready for business trips – unfold it on airplane tray tables, hotel desks, or coworking space counters. Ideal for travelers and remote workers, the portable keyboard provides comfortable typing anywhere.