The Logitech surround sound speakers system features a down-firing subwoofer. This Logitech speaker system delivers a detailed, rich sound.The Logitech Z506 5.1 Surround Sound Speakers System places you in the middle of the action. It has five speakers and a subwoofer for a breathtaking audio experience. This Logitech speaker system gives you an immersive theater-like sound at the comfort of your home. The ported down-firing subwoofer delivers a deep, booming bass. Furthermore, the surround sound system supports multiple connection options. You can connect devices via RCA inputs or the 3.5mm jack to create a 3D stereo sound from two channel sources. Also, you can enjoy true surround sound by connecting your computer sound card with six-channel direct inputs. Available in a black finish, this Logitech speaker system has an eye-catching look.