Professional manufactured USB Multi-Function Numeric Keypad can be widely used in broker firm, notebook computers, banking, karaoke, medical etc. Just Plug and play, no driver needed. Features: Mini digital keyboard with 19 keys Compact and fits easily into your computer bag, briefcase, etc Solid and durable structure Adjustable Height/angle to suit user Plug and play and hot swappable Power on indicator LED light Supports USB port on any PC or laptop Keyboard Interface: USB Design Style: Standard Operating System: Windows ME / 2000 / XP / Vista / Windows 7 Color: Black Package Content : 1 X USB Multi Function Numeric Keypad (Note : Photo attached is for reference only, it may be slightly varied in items of colour, shape from the actual item delivered from time to time)