World Wide Stereo via eBay offers the Bose SoundTouch 300 Bluetooth Soundbar, model no. ST300BLK, for $699. Apply coupon code "CGAMEDAY10" and checkout via PayPal to drop it to $629.10. With free shipping, that's the lowest total price we could find by $70. It features a glass top and perforated wrap-around metal grille, Dolby Digital and DTS sound, 4K UHD video pass-through, microUSB, and HDMI. Deal ends January 16.