Brand HUION Model H420 Quantity 1 Color Black Material ABS Interface USB 1.1 Power Supply DC 5V Features Realize the electronic signature Supports System Windows 2000/XP/Vista/7 Others Technology electromagnetic digitizer; Active area 4 x 2.23"; Resolution: 4000 LPI(Line Per Inch); Report rate: 200RPS; Pen pressure: 2048 Levels; Express keys: 3 express keys; Power consumption: 0.35W; 3 Shortcut Keys on the left side of the pad to activate your own habitual shortcuts and modifiers in each of your tablet applications which saves your time Huion Signature Pad H420 is a professional graphic designing tool that simply packs everything needed. You can edit photos professionally wherever you want as its easy and convenient to bring along. Packing List 1 x Huion H420 signature pad 1 x Wireless pen 1 x USB cable (150cm) 1 x Driver CD 1 x English manual