The Logitech Rechargeable Speaker S315i is able to provide you with virtually a full day’s worth of continuous music playback on but a single charge, where its power saving mode even stretches its performance to touch the mentioned 20 hour mark. As with some other iPod speaker docks, the Rechargeable Speaker S315i also boasts the ability to play your favorite tunes whenever it is plugged in, simultaneously juicing up your iPod as well to make sure that portable media player of yours is more than ready to keep you entertained on the go. Performance-wise, the Rechargeable Speaker S315i relies on custom, full-range drivers that are able to reproduce the highs and lows of your favorite songs accurately. It will play nice with the iPhone as well as any iPod model with the Apple Universal Dock Connector.

As for the Logitech Portable Speaker S125i, this portable speaker targets first-time iPod owners who are always on the go, providing you with extra bass whenever you need it thanks to the Bass Boost button. It can be powered via AC or battery, offering up to 10 hours of battery-powered music. You will be able to bring home the Logitech Rechargeable Speaker S315i and Logitech Portable Speaker S125i for $129.99 and $69.99, respectively.