Bluetooth connectivity only
Only 6.3 mm thick and 24 cm long
Silent typing
Lightweight and portable

Logitech Keys-To-Go Bluetooth Keyboard Features
Tactile feedback and perfect bounce every time you press a key
Full row of function keys and shortcuts perform your iOS-specific actions.
Connect
To your iPhone, iPad and Apple TV
All Bluetooth enabled screens; however, shortcut keys are designed to complement iOS devices.
Battery
Powered by rechargeable battery
Single charge lasts 3 months (2 hours of typing per day)
Battery level indicator light
Liquid-repellent secure seal protects the keyboard from spills, crumbs and dirt
Attachable stand for iPhone (or any phone) to rest in an upright, easy-to-read position