Sony Subwoofer SS-WG490S - $35 (Williamsville/Amherst)

Sony Subwoofer model SS-WG490S.
In excellent condition.
This is a passive (non-powered) sub.
$35 cash please.
Pick up near N Forest and Klein, Amherst.
About me: I am a retired electronics hobbyist.
I have sold dozens of units here on craigslist to many happy customers.
I go thru, clean and test prior to listing.
Any surround functions (if any) are untested.