... Virtual Scroll Wheel 4.79 keys,Rii mini Ver 3.0 5.Factory Price with NO MOQ Rii mini Ver ... 5, 90-degree rotating Touchpad 6, Innovative Navigation keys 7, Windows Multimedia Control 8, Rechargeable & removable lithium-ion battery 9, ... Versiion: Rii mini Ver 3.0 Compatible with:Operating System: Windows 2000, Windows XP, Windows VISTA, Windows 7 Microsoft Windows Mobile 5.0 or later ,Nokia Symbian S60 ...