18 Keys USB 2.0 Financial Numeric Keypad Multifunctional HUB Card Reader(Silver Gray)

1. "↑←↓→", Home, End, Ins, Del, PgUp and PgDn buttons work on Windows XP/Vista/7/8/10, but not on Mac OS，"Num Lk" button works on Windows XP/Vista/7/8/10 but not on Mac OS2. Ultra-Slim Design: Put this thin and compact keyboard in your laptop bag or briefcase and enter data efficiently wherever you go.3. Easy to use: Just plug this keyboard into an available USB port to use it. There is no need to download drivers or other software to use this keyboard.4. Compatibility: Mac OSX 10.4 and above; Windows XP, Vista, 7, 8, 105. Add numeric keypad to existing keyboard, add three USB 2.0 ports to PC/Laptop for fast and comfortable data entry6. Easy to set up, plug and play, hot swappable