Need a pointing device but space restrictions prevent you from using an extra mouse? The ultra-flat compact keyboard with built-in trackball is the perfect solution. The keyboard is optimally suited for 19-inch applications, slim-line PCs and laptops. It features individual keys with Gold Crosspoint contacts (ML technology) designed for continuous usage with over 20 million confirmations per key, offering high reliability and a unique precision confirmation feeling. The keyboard has an integrated optical trackball plus 2 mouse buttons, is extremely flat with a total height of just 20 mm, and is lightweight. It boasts an 83/84 keyboard layout with all the functions of a standard keyboard and can be used with the standard drivers of the operating system. This keyboard is ideal for limited space and 19' applications. It has a Universal USB interface and Wired connectivity technology. The device has a Black monochromatic surface coloration and a Straight keyboard style. The cable length is 1.75 m. Power consumption is 36 mA, powered by USB. It has 2 mouse buttons and a US English keyboard language with a QWERTY layout. The keyboard form factor is not full-size (100%). It is recommended for Universal usage. The product color is Black. It does not have a wrist rest or backlight. Operating temperature ranges from 0 to 50 °C, and storage temperature from -20 to 60 °C. The keyboard weight is 563 g, with dimensions of 370 x 139 x 19.6 mm. Packaging includes a user guide. Keyboard Certification: c-tick, UL, VCCI, CE, FCC, VDE, BSMI. Fingerprint reader: No. Purpose: Universal. USB hub: No. Keyboard keys operating life: 20 million characters. Keyboard number of keys: 83. Numeric keypad: Yes. Pointing device: Trackball + mouse buttons. Features: Cable length 1.75 m.