Ending today, Electronic Express via Rakuten offers the Marshall Acton Wireless Bluetooth Speaker in Black for $114.99. Coupon code "SAVE15" cuts it to $97.74. With free shipping, that's tied with our mention from a month ago and the lowest price we've seen. (It's the best deal today by $52.) Features include: 50Hz to 20kHz frequency response 2 10-watt tweeters & 30-watt woofer analog bass and treble controls Bluetooth 4.0 3.5mm aux input Note: This coupon can only be used once per account. (You must be signed in to use it.)