Altec Lansing VS4121 - 31W RMS 2.1 speaker system with built in treble and bass controls -

bass controls Almost new! The original price is 120. Amazon price is 49.99 + 6.91UK delivery. Please see the picture: http://www.amazon.co.uk/gp/offer-listing/B0000C20XD/ref=dp_olp_used?ie=UTF8&condition=used