GearBest offers the Harman Kardon Onyx Studio Bluetooth Speaker
in Black for $89
with free shipping
. It features 60 watts of total system power, two 3" woofers, two 0.75-inch tweeters, two passive radiators, Bluetooth 3.0, 60Hz to 20kHz frequency response, and a built-in rechargeable battery for about five hours of playback. Deal ends November 30.