NetDirectBargains via eBay offers the refurbished Logitech S715i Rechargeable Speaker System with iPod Dock, model no. 984-000134, for $67.99. With free shipping, that's $13 under our open-box mention in August and $38 less than the lowest total price we could find for a new one. This speaker system charges your iPod or iPhone while playing content off your device via the integrated dock. It's also compatible with various other MP3 players and smartphones via its 3.5mm input. The included rechargeable battery offers up to eight hours of music playback.

Note that no warranty information is provided.