The HT580 is a great match for retail markets or other small businesses that need simple, straight forward data entry and bar code scanning - This versatile tool enhances your work effectiveness and efficiency with a compact design that is perfect for one-hand operation - A simple user-friendly interface gives you full control over a wide range of data capabilities. And the HT580's 18-key keypad is designed with a cell phone-style touch and feel with large alphanumeric keys that are easily identifiable with bright and bold graphics.