The Adesso USB Mini Trackball keyboard designed for use with most versions of the Windows operating system. It features 104/105 total keys. This total includes 88/89 primary keys, an embedded numeric keypad and 12 dedicated function keys.
The keyboard also features a miniature trackball in its upper right-hand corner, which is capable of emulating the functions of a standard mouse. Mouse buttons that work with the trackball are located in the upper left-hand corner of the keyboard. Move back and forth between the keyboard and mouse controls with speed and ease by using this unique keyboard.
|Key layout||88/89 keys|
|Operating temperature||0 to 55deg. C|
|Storage temperature||-20 to 65deg. C|
|Operating humidity||10% to 95% RH|
|Switch life||5 million life cycles|
|Power||+5VDC 5% 250mA|
|Dimensions (L x W x H)||13.3 x 6.8 x 1.3" / 33.78 x 17.27 x 3.30cm|
|Weight||1.9lbs / 0.86kg|