As one of its daily deals, Groupon offers the Philips Fidelio Portable Speaker Dock for iPhone or iPod, model no. SBD7500, for $59 with free shipping. That's the lowest total price we could find by $14. Sales tax is added where applicable. It features an AUX input and works with the DockStudio app for sharing music.

Also available is the Philips Fidelio Portable Speaker Dock for Android, model no. AS351/37, for $59 with free shipping. That's another price low, this time by $35. It works with the Songbird app for Android, which syncs Android phones with your PC. Both units can be powered via AC or batteries. Deals end August 30 at 1 am ET.