Yamaha NS-SW210BL Advanced YST II Subwoofer (Black)
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<div style="text-align:left"><b>[Product Information]</b></br><ul><li><span class="a-list-item"> 
							Elegant Yamaha Piano Black finish, plus choice of three other finishes to match diverse interior
							
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							Advanced YST II (Yamaha Active Servo Technology II)
							
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							Linear Port for smoother bass with less unwanted noise
							
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