SVS SB2000 & PB2000 4 Mar 2014 SVS' new subwoofers are now available for demo in store. The SB2000 is a sealed design, and the PB2000 is a ported design, both using the same 12" bass driver and 500w amplifier. More details here. home cinema SVS subwoofer home theatre 500w pb2000 ported sb2000 sealed sledge Share: Posted in News