【Folding Full-size Wireless Keyboard】 ProtoArc XK01 portable bluetooth keyboard designed with 105-key layout with number keypad (Dimensions: 15.19 x 4.68 inch ). You can adapt to its layout and enter into working state anywhere. The non-slip pads at the bottom keeps the keyboard balanced and stable, it won't move when typing | 【Sync up to 3 Devices】Our small collapsible keyboard allows you to pair up to 3 devices on triple bluetooth channels simultaneously. Easy switch at a press of button. Compatible with Windows, Mac OS, iOS or Android device, you can work with your ipad, phone, tablet or laptop seamlessly | 【Scissor-Switches Quiet Typing】The quiet and responsive scissor switches low-profile keys offer fluid, laptop-like efficiently typing. A great wireless foldable keyboard that remove over 90% of disruptive sounds and keep the familiar typing feel | 【Rechargeable & Portable】Bulit-in a 210 mAh battery, the travel folding keyboard has 5 months standby time in a single full charge. (Note: Type-C charging cable included). Folding Size 8.46"*4.68"*0.78", it will easily fit in your briefcase or laptop bag. Perfect for using on planes, at library, cafes, or anywhere you want | 【12 Multimedia Shortcut Keys】12 shortcut keys can immediately access to homepage, switch apps, volume and more. Press Fn+ESC key to activate the FN functions, you can perform F1 ~ F12 functions to increase your workflow and productivity greatly（Note: Press Fn+ESC to Turn on/Turn off the Fn functions）