This is a Creative Sound BlasterX G5 Card, perfect for enhancing your audio experience. With 7.1 channels, this external box offers a range of audio ports including Optical Audio Output, 3.5 mm Output, 3.5 mm Input, and Optical Audio Input. It is compatible with PC Card, PCI, USB 3.0, and USB 2.0 ports, making it easy to connect to your computer.This Sound BlasterX G5 Card by Creative has a height of just 1 inch (2.54 cm) and is ideal for those who want a high-quality sound card without the need for an internal installation. It is perfect for gaming, music production, and more. Get the most out of your audio with the Creative Sound BlasterX G5 Card.