Walmart offers the TekNMotion Air Capsule Portable Bluetooth Stereo Speaker in Silver/Black, model no. TM-AIRC, for $24.98. Opt for free in-store pickup to dodge the $1.97 shipping fee. That's $15 under the lowest total price we could find for a shipped unit in any color elsewhere. Sales tax is added where applicable. It features a 3.5mm auxiliary input, 40mm driver, Bluetooth v3.0 + EDR, built-in microphone, rechargeable battery, up to 15 hours of talk time, up to 4.5 hours of music playback, and more.