The subwoofer is described as needing a 2.4ghz transmitter so it might not be bluetooth. Something like this might work https/www.amazon.com/Wireless-Transmitter-Receiver-Subwoofers-Surround/dp/B00SJ49ZJQ/ref=pd_lpo_sbs_23_t_0?_encoding=UTF8&psc=1&refRID=MMWG3FX0Q0KWBA5XQ86D
but the only way to be sure is to try it.
If you want to wire the woofer then you are going to have to open the woofer cabinet and try to figure out where the output of the wireless receiver is, disconnect it, and connect your wired input to it. Depending on how the electronics are laid out it could be easy or impossible without the board layout and schematics. I doubt that Boston Acoustics will be forthcoming with that info. Might as well take a look.
I would not...
The subwoofer is described as needing a 2.4ghz transmitter so it might not be bluetooth. Something like this might work https/www.amazon.com/Wireless-Transmitter-Receiver-Subwoofers-Surround/dp/B00SJ49ZJQ/ref=pd_lpo_sbs_23_t_0?_encoding=UTF8&psc=1&refRID=MMWG3FX0Q0KWBA5XQ86D
but the only way to be sure is to try it.
If you want to wire the woofer then you are going to have to open the woofer cabinet and try to figure out where the output of the wireless receiver is, disconnect it, and connect your wired input to it. Depending on how the electronics are laid out it could be easy or impossible without the board layout and schematics. I doubt that Boston Acoustics will be forthcoming with that info. Might as well take a look.
I would not spend much money trying. It's only a 6" woofer so you could pick up a new or used sub for $50-100 that would likely be better.