Bose B1 Bass Module Cable by Bose. $29.99. Heavy-duty four-pin cable connects bass module to the power stand. The only way to be sure youre buying a genuine Bose product is to buy directly from Bose or a Bose authorized dealer. Bose products purchased by consumers directly from Bose or an authorized dealer, whether online, by telephone, from a catalog or in a store are genuine and carry the Bose limited warranty.