Model: MINI Bluetooth function Key number: 72keys Operating system: WINDOWS 98SE or above. Voice touch part Application: *Teaching ,training ,meeting ,presentation ,lecturing ,HTPC *Skype,,GoogleTalk ,QQchat ,MSN chat *the younger people who like to download Music and songs for karaoke Features and specifications: *2.4G radio transceiver *Backlit for operation in darken room *Plug and play *Multi ...