For in-store pickup only and with stock varying by ZIP code, Walmart offers the Philips ShoqBox Mini Rugged Bluetooth Wireless Portable Speaker in Red, model no. BT2200R/27, for $22.02. That's tied with our mention from two weeks ago and the lowest price we could find now by $18. This 2.8-watt speaker is designed to float and features water resistance, a built-in microphone, and rechargeable Li-ion battery.