Rubber Pad Area 143 x 80 mm ; 5.63 x 3.15 inch (L x W x H) Keys 44 + 2 Volume Control Keys Connection USB wire (1.8m) Color Black Dimension 250 x 170 x 24 mm; 9.84 x 6.69 x 0.94 inch (L x W x H) Weight 143 x 80 mm ; 5.63 x 3.15 inch (L x W x H)