Buy.com offers the refurbished 4th-generation (current generation) Apple iPod touch 8GB MP3 Player, model no. MC540LL/A, for $179 with free shipping. That's the lowest total price we could find by $6, although we saw it for $4 less six days ago (since expired). It features a high-definition Retina Display, 3-axis gyro, iOS 4.1, front- and rear-facing cameras (the latter capable of HD recording), FaceTime, Game Center, and more.

No warranty information is provided.