USB 3.0 transfers data 10x faster than USB 2.0 while maintaining complete backward compatibility. The BT1AG features front USB 3.0 ports, allowing you to transfer data with ultimate speed and ease. Modular design offers more flexible support for hard drives, RAM, and USB devices - ideal for ever-expanding businesses. The COM and parallel ports are both on motherboard with optional cable required. An easy-to-service chassis design helps maximize uptime by making upgrades and routine maintenance effortless. Smooth and contemporary design provide an comfort user experience with solid front-to-end thermal solution and blend into all working environments with flexible placement - BT1AG supports horizontal or vertical placement. Advanced and tool-less design empowers greater productivity and expansibility on the ultra small form factor solution.