Ending today, Monoprice offers its Monoprice Premium Select 5.1-Channel Home Theater Speaker System, model no. 13773, for $99.99. Coupon code "CRAZY" drops it to $79.99. With free shipping, that's $20 below our mention from last week and the lowest total price we've seen. (It's the best deal now by $47.) The four satellite and the center channel speakers each feature 15 watts RMS power, a 3" paper cone woofer, 0.5" PEI dome tweeter, and 90Hz to 20kHz frequency response. The powered subwoofer features 100 watts RMS amplifier power, an 8" paper cone forward-firing woofer, and 40Hz to 1.3kHz frequency response.