At the Las Vegas show-Conference CES 2011 company NUU based in Hong Kong, has demonstrated a new version of Mini-key accessory for the iPhone 4, which allows you to turn your smartphone from Apple in the slider. Mini-key is a sleeve out QWERTY keyboard.
The device does not close the connectors and controls the Communicator, allowing use of pull-out hardware keyboard with magnetic ring.
The keyboard has a built-in backlight, keys, modifier keys fn and cmd to use digit field and hot keys for various commands — for example, work with the buffer, and a button for switching between screen and hardware keyboard.
Cost — 70 USD.