Harman Kardon offers its Harman Kardon Go + Play II Portable Speaker Dock for Apple iPhone/iPod, model no. HKGOPLAY2BLKAM, for $249.95. Coupon code "GOPLAY2HK179" cuts it to $179. With free shipping, that's the lowest total price we could find by $120. It features a frequency response of 40Hz to 20kHz, two Ridge and two Atlas transducers, remote control, 3.5mm input, and USB. Coupon expires August 15.