Yugster offers the Logitech Ultimate Ears Boom Portable Wireless Bluetooth Speaker in Black for $99.97. Coupon code "DNUEBOOM" cuts it to $94.97. With $5 for shipping, that's the lowest total price we've seen for a a new one and the best deal today by $10. (Crutchfield charges the same.) This wireless speaker features a 3.5mm auxiliary input, NFC, and up to 15 hours of music per charge.
BuyWireless via Walmart offers the Monster SoundStage S1 Mini Wireless Speaker, model no. 129267-00, for $85.99 with free shipping. That's $9 under our mention from a month ago and the lowest total price we've seen. (It's the best deal now by $4.) It features both WiFi and Bluetooth connectivity.