Yamaha YST-FSW150 shops powered subwoofer

Product Name: Yamaha YST-FSW150 shops powered subwoofer
Excellent condition powered subwoofer, perfect for built-ins! I'm also selling (separately or packaged together) a Polk audio center channel speaker and Pioneer Elite receiver - see last photo and ask for more details if interested! Rack mountable design matches front surround systems and micro component systems - Advanced YST II (Yamaha Active Servo Technology II) - Linear Port for minimizing extraneous noise - Down-firing active design - High dynamic power (130W) - 30 -150 Hz low shops frequency response - System connection terminal - Vertical placement possible (YST-FSW150: with accesory stand).