The Brother DS-640 is a portable document scanner that is perfect for on-the-go scanning. It is compact and lightweight, making it easy to carry in your bag or briefcase. The scanner offers fast scanning speed, allowing you to scan up to 16 pages per minute. It also has a built-in rechargeable battery, which provides up to 400 scans per charge. The scanner supports wireless scanning, allowing you to scan directly to your computer or mobile device. With its convenience and portability, the Brother DS-640 is a popular choice for mobile professionals and students.
