As one of its daily deals, TigerDirect offers the Edifier Sound To Go USB Speaker, model no. MP250, for $9.99 plus $1.99 for shipping. That's the lowest total price we could find by $38. It features a 3x1.25" oval passive radiator with a built-in amplifier, two 1.25" mid-range drivers, two 1.25" tweeters, USB connectivity, 3.5mm jack, and more. Deal ends today.