The Logitech Z-5400 Digital THX 3.1 Speaker System with Remote is a powerful surround sound speaker system designed for gaming and multimedia setups. This wired speaker system features various audio inputs including Digital Coaxial RCA, Digital Optical TOSLINK, and 3.5 mm Jack for versatile connectivity options. The sleek black design and 5.1 channel configuration deliver immersive sound quality, making it an ideal choice for enhancing your audio experience. Built by Logitech, a trusted brand in computer peripherals, this speaker system is sure to impress with its impressive performance and very loud sound output.