As one of its daily deals, Woot offers the Sony Bluetooth Light-Up Speaker for $179.99 plus $5 for shipping. That's the lowest price we could find by $15, although most retailers charge $280 or more. It features a 120Hz to 10kHz frequency response, three tweeters, and two woofers. Deal ends today.
Update: Even better, Groupon has it for $199.99. Coupon code "FAMILY" drops it to $179.99. With free shipping, it's another $5 savings from the above mention.