The Boston Acoustics BA745 Computer Speaker Sub Woofer is a high-quality audio accessory designed for enhancing the sound experience on computers. With a sleek cube shape and a 2.1 channel system configuration, this speaker provides powerful and clear audio output. The wired connectivity and 3.5mm jack audio inputs ensure compatibility with a wide range of devices. Made of durable plastic material in a stylish black color, this speaker from Boston Acoustics is a reliable choice for improving your computer's audio capabilities.