Reauct via Amazon offers the
SoundBot 3D HD Bluetooth 4.0 Wireless Speaker, model no. SB520, for $31.99.
Coupon code "A6FID8WQ" cuts it to
$26.99. Plus, Prime members receive
free shipping. (Non-members can spend $35 or more to qualify for
free shipping; otherwise, shipping costs $5.99.) That's $14 under our mention from last March and the lowest total price we've seen. (It's also the best deal now by $3; most merchants charge $40 or more.) It features a rechargeable 2,200mAh battery, mic, 3.5mm input, Bluetooth 4.0, and two 50mm drivers.