PERIBOARD-505 PLUS Wired Mini Trackball Keyboard

All-In-One Design - Mini keyboard 75% with built-in 0.55 Inch optical trackball for emulation has left and right buttons (Resolution:1000 DPI) Comfortable Typing Experience - 87 membrane short distance keys require less finger pressure for typing, brings efficiency to work Space-Saving - Combining keyboard and mouse all-in-one (12.40 x 5.79 x 0.98 In, weights 591 g) is a perfect fit for various industrial and professional uses Mini Design with 12.4 x 5.79 x 1.02 inches Dimension (315 x 147 x 26 mm)