Kodak TRUFORM 1150 TRUFORM 1150 Wireless Ergonomic Mini Keyboard and Optical Mouse 2.4 GHz wireless technology works up to 30 ft. (10 m) 87-key US layout mini keyboard with 7 multimedia hotkeys Ergonomic contour-design keyboard with a split key design minimizes forearm muscles from twisting and pains from carpal tunnel syndrome Encourages natural position of hands wrists and forearms for maximum comfort Built-in keyboard scroll wheel for applications or web browsing Integrated palm rest keeps wrists in the most comfortable position 5-million keystroke life cycle membrane switch Vertical ergonomic mouse grip helps reduce pains from carpal tunnel syndrome Adjustable 80012001600 DPI switch and backforward buttons Auto sleep and power onoff switch maximizes battery life up to 6 months Available USB port required for wireless USB receiver Includes keyboard mouse USB receiver 2 AAA batteries 1 AA battery and quick-start guide