Walmart offers the Ematic Ultra-Slim 2.1-Channel Bluetooth Soundbar, model no. ESB210, for $44.99. Opt for in-store pickup to dodge the $4.97 shipping fee. That's $5 under our January mention and the lowest price we could find by $5. This wall-mountable soundbar features an LED display, Bluetooth 3.0, USB drive with MP3 decoder, RCA input, EQ presets, 3" subwoofer, and includes a remote.