As one of its daily deals, Best Buy via eBay offers the Monster Cable Black Platinum XP Clear Jacket 50-Foot In-Wall Compact Speaker Cable Spool in Clear/Copper, model no. MC BPL XP-CI BIG-50 WW 140300, for $29.99 with free shipping. That's tied with our mention from last month and the lowest price we could find now by $38. It features magnetic flux tube construction, LPE insulation, and a CL3-rated jacket. Deal ends today.