?Up to 3 Devices Connected? Bluetooth wireless keyboard up to 3 matching devices recorded, ideal for PC/Laptop/Pad/Smart Phone. 3 device connection channels can be switched quickly. ?Compact keyboard Design?Compact layout saves space,100 keys compact keyboard, save 20% space than the regular office keyboard, the keyboard occupies less position makes the desktop more neat. ?Wide Compatibility?Compatible for Windows, for Android, for ios and other systems. Suitable for PC, laptop, tablet, mobile phone, and other Bluetooth devices. ?Power-Saving Design with Auto Sleep? This keyboard turn into Power-save mode automatically, click any key or button to wake-up within seconds. When the battery is dying,the low battery indication light in the top right corner will remind you to replace the battery. ?Retro Round Keycaps Typewriter Keyboard?The round keycaps are thoughtfully crafted to replicate the look and feel of classic typewriters. Crafted with durability in mind, it is ready to face the challenges of your busy workday.