Whether for numerical inputs, controls or for frequent number entry - the programmable keyboard is the ideal accessory for notebooks. All keys can be user-defined with up to 24 characters per key. - Numerical input. - Control systems. - Frequent entry of numbers. - Extension for notebook computer. - Equally suitable for left- and right-handed users. - Small space requirement. - All keys can be user-defined with up to 24 characters per key. - 4 additional user-programmable function keys,can be labeled individually. - Digits can be entered independently of the status of the Num Lock in the system (operation on notebook PC). - Variable decimal separator [.], [,], [00], [000]. - External standard keyboard can be connected. - Matches design of Cherry keyboards G84-4100. - Uses mechanical keys from our ML series with high-precision key action. - small physical dimensions. - Reliability: MTBF: 550,000 hours.