The hot new befree sound 4.1 channel multimedia wired speaker shelf system with sound reactive led lights and usb input offer you and your home an elevated audio experience. With strong, clear and vibrant sound quality this wired shelf system will bring a smile to your face while filling your home or office with the sounds of your favorite tracks. The integrated led lighting element adds a subtle allure that enhances your visual and audible experience. Alternating light patterns will move along with the sounds of the music to delight your senses and add a special touch to the songs you know and love. This unit comes with a handy remote control for your ease and convenience, and will be a wonderful addition to your favorite musical space. It also makes a stunning gift for your coworkers, family and friends. But should you choose to enjoy your new sound system in the privacy of your own home, you will be delighted with the intimate yet vibrant alternating led lights, the smooth and clear sound and the modern sleek design of this brand new system.The system includes a main unit sub-woofer with led lights, as well as 4 additional wired shelf speakers which may be angled to convey the sound to each corner of your musical enjoyment space of choice.With your convenience in mind, this system is designed to mold to your personal needs and preferences. The 4 speakers are designed with removable tops and base to allow for the following 7 alternating configurations: option 1: main unit and 4 wired speakers with tops and bases attached. Option 2: one main unit with two tower speakers ( having removed the base from one speaker and the top from the other you can make a taller tower speaker from two speaker units). Option 3: one main unit with two sound bars (removing the bases of two speakers allows them to be joined together into a sound bar). Option 4: one main unit with an extra long sound bar (removing the bases from all speakers and the tops from two of them allows the speakers to all be joined together) and option 5: one main unit with one extra tall tower speaker (having removed the bases from 3 speakers and the tops from 3 speakers all speakers can be joined together with the bottom speaker retaining its base, and the top speaker retaining its top). Option 6: main unit with one tower speaker ( comprised of two speakers) and one sound bar (comprised for two speakers. Option 7: one main unit with one tall tower speaker ( comprised of three speakers) and one single standing speaker.Dimensions sub-woofer : 8.5 inches wide x 13 inches deep x 14 inches tall / dimensions satellite speakers : 10 inches in height x 2.75 inches in depth and 3.9 inches in width.