These speakers, although small, are probably still better than the tinny ones that comes with older notebooks. The B-Flex Hi-Fi connects to your laptop or PC via USB and requires no external power. These are available now for $39.95, and require no drivers to set up—just plug & play. Annoying the people at Starbucks has never been so easy. – Jason Chen

Product Page [JLab Audio via Uber gizmo]