1、USB Connection: This wired number pad is plug and play, only 1 USB interface is required, providing most stable connection. 2、19 Keys: This numeric keypad adopts 19 keys layout, which is suitable for accounting, finance, bank, office, gaming and more. 3、Widely Compatible: This wired keypad is suitable for Win 98/95/NT/for ME/2000/for Win XP/for Vista/7.0/8.0 or higher, compatible with laptop and desktop. 4、Comfortable Typing: This number pad features U shaped key design, and the angle of inclination helps reduce pressure on wrist, providing comfortable typing experience. 5、Durable ABS: This wired numeric keypad in black adopts premium ABS material, which is sturdy and durable. Compact design ensures portability. 1 x Wired Number Pad1 x User Manual Item Type: Wired Number PadMaterial: ABSColor: BlackConnection Mode: USBKey: 19 Keys