Third vote for a pair of Merlin VSM. Within that price, and with some good shopping, you should be able to find a pair of VSM-SE studio black.
Small footprint, good depth of bass (-4.5 dB at 30Hz), easy to drive, and customer support second to none in my experience (even when purchased used!).
Small footprint, good depth of bass (-4.5 dB at 30Hz), easy to drive, and customer support second to none in my experience (even when purchased used!).