Groupon offers the Samsung Level Box Mini Wireless Bluetooth Speaker
in Black, model no. EO-SG900DBESTA, for $39.99
with free shipping
. That's tied with our mention of a two-pack from a week ago and the lowest total price we could find today by a buck. It measures approximately 6" x 3" x 2" and features NFC device compatibility, up to 25 hours of playback, and USB to microUSB cable.