Features: 1.Plug and Play: This USB numpad is equipped with USB port, and it supports plug and play, compatible with most systems. 2.23 Keys: This wired number pad adopts 23 keys layout, designed with ESC key, Tab key, Calculator and other multimedia keys. 3.Durable ABS: This mini numeric keypad is made of strong and durable ABS material. 4 nonslip pads are set at the bottom for higher stability. 4.Wide Application: This wired numeric keypad is suitable for laptop users, banks, financial security, business people. 5.Portable Size: This number keypad is mini and portable. Suitable for Win 10, 8, 7, for Win XP, for Vista. specification:Item Type: Wired Number Pad Material: ABS Interface: USB Connection Mode: Wired Key Number: 23 Keys Cable Length: Approx. 1.8 Meters / 5.9ft ( Manual Measurement, Slight Error May Exist ) PackageList:1 x Wired Number Pad 1 x User Manual