VM Innovations offers the Sennheiser RS 220 Wireless Headphones with Docking Station for $499.99. Coupon code "RSEN14" cuts it to $279.99. With free shipping, that's tied with our mention from a week ago as the lowest total price we've seen. (It's a current low by $100.) The headphones feature Direct Sequence Spread Spectrum technology and a frequency response of 16-22kHz. The docking station has optical and coaxial digital audio inputs and a pair of analog RCA jacks.