1.special design for iPhone4/4S 2.compatibl smart phone, PC, HTPC, laptop,PS3, tablet PC ... Features •49-keys bluetooth keyboard portfolio for iPhone4/4S Special design for iPhone4/4s ... •Attractive paded cover to protect your iPhone4/4S•Universal wireless bluetooth radio transmission •Spill-proof ... : 120mmx61mmx13mm Mini cute bluetooth keyboard for i phone 4s