Characteristics and Interoperability With four office hotkeys and sensitive response keys, the FANTECH FTK801 numeric keypad is lightweight and durable. Design of the ultra-thin notebook computer caps for the FANTECH FTK801 Numeric Keypad Visual appeal long life and a sturdy construction Digital input that is non-synchronous and unattached to the other keyboard Keys for Sensitive Responses Our keyboard's buttons offer you rapid, sensitive response times. to facilitate your quick input. Four Office Hotkeys are included. You can navigate between cells and access your homepage, email, and calculator with the fastest speed possible using this numeric keypad. Lightweight and thin but dependable Light enough for travel, weighing only 114g and with a thickness of only 15mm