Walmart offers the Sceptre 20" 2.1-Channel Power Soundbar with Subwoofer, model no. SB80-BT, for $69.99 with free shipping. (Jet.com charges the same.) That's the lowest total price we could find by $12. The system features a 2.1-channel 20-watt soundbar, 40-watt down-firing subwoofer, Bluetooth, and remote control.
Walmart offers the Sceptre 49" 4K 2160p LED-Backlit LCD Ultra HD Television, model no. U500CV-U, for $298.50 with free shipping. (Jet.com charges the same.) That's tied with our mention from a month ago as the best price we've seen. (It's also a low by $51.) It features a 3840x2160 native resolution, LED backlight, USB, and three HDMI inputs.