Adorama offers the Bose Wave III Music System in Graphite Grey, model no. 343178-1110, for $399 with free shipping. (B&H Photo-Video charges the same in Platinum White.) That's a buck under our mention from Black Friday week and, outside of the mention below, the lowest total price we could find by $100. This system features AM/FM radio, CD player, alarm clock radio functions, auxiliary input, and headphone jack.
A close price: Best Buy via eBay offers it for $399.99 with free shipping.