JBL On Tour Micro Ultra-Portable Loudspeaker for iPod and iPhone (White) for $19.95 shipped after promo code DAILYDEAL.  Here is a screenshot for your reference. It features 2.2W amplifier power, JBL Odyssey transducer, 150Hz to 20kHz frequency response, and inputs via mini USB jack and 3.5mm stereo plug.  Most places have it for about [...]