Ideal for data entry & accounting functions, the Your Type wireless keypad is a convenient, time-saving addition to your workspace. This compact wireless keypad adds 28 keys to your Apple wireless keyboard or Mac Book, including function keys & document navigation controls. The keypad pairs wirelessly with your i Mac, Mac Pro, or Mac Book using Bluetooth technology, so you're free to move it to any convenient & comfortable location within range. This helps you maintain a clean, uncluttered desktop. It also reduces fatigue while typing.