Brand Unitek Model Y-155 Quantity 1 Color Black Material PVC Interface Type USB / PS2 Application Conversion between USB products and PS/2 digital products Supports System Windows 98 / SE / ME / 2000 / XP / VISTA / Windows 7 Other Using temperature: 0~85'C; Relative humidity: 5~90'C; Storage temperature: -10~90'C; Compatible with USB 1.1 standard plug and play; USB to PS/2 adapter cable (2 x MD6); Supports Windows and multi-media keyboard; Supports 3D 3K mouse and optical mouse PS/2 barcode scanner; Two keyboards or two mouses can use at the same time. Packing List 1 x Adapter cable