Model CH-329U3S Quantity 1 Color Black + silver Material Plastic Supports HDD Type 2.5"3.5" Internal Slot Interface SATA Slots Number 2 External Slot Interface USB Host Supports Max. HDD Capacity 2TB Power Supply DC 12V Supports OS System Windows 98 / Me / 2000 / Vista; Mac OS 9.X or above Features Supports CF / SD / XD / MS / TF card up to 32GB; Transmission speed: 5Gbps (USB3.0); LED power indicator; Supports OTB (one touch backup) Other Software CD is only for one button backup not for driving Packing List 1 x HDD docking station 1 x USB cable (81cm) 1 x Power cable(1-round-2-flat-pin plug / 90cm) 1 x Power adapter (100~240V / 110cm) 1 x Software CD 1 x English / Chinese user manual