Assertion: speaker's driver | /r/ObjectUse | used as small woofers
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text: This startup company has a small range of drivers intended for hi-fi usage including a soft dome tweeter available with or without Ferro-fluid, a couple of midrange drivers that can be used as small woofers if necessary, these are available in versions that feature alnico magnets or ferrite magnets, finally they have a 7" subwoofer available as well.