Phase Technology PC Surround II
PhaseTech PC Surround II Surround Speaker in Black
3-Way Switchable Bipole/Dipole Surround Speaker. With a depth of only 5.5 inch, the PC-Surround-II produces the all-important surround audio from a low-profile on-wall position. Switchable bipole and dipole modes allow for customizable home theater sound. The PC-Surround-II features a patented 6.5 inch tri-laminate Kevlar/RPF®/Glass Fiber flat-piston woofer, two 4 inch polypropylene midranges and two 1 inch soft dome tweeters.