Features:

This protective leather case for iPhone 4 comes with a built-in Bluetooth keyboard with a 49-key setup that you can use instead of typing directly on the screen.
Especially leather "purse" design: you can put your iPhone 4 together with this mini keyboard into the purse, and carry it to anywhere anytime.

Specification:

Bluetooth Version: Bluetooth V2.0
49 Keys Mini Keyboard
Perfect combination for iPhone 4
Built-in Lithium Battery, Micro USB port charging
Working Range: ~10 meters
Charging Time: ~3-4 hours
Color: Black
Keyboard size: 114mm x 60mm
Case weight: 120g