Our best-selling studio monitors just got better. With their smooth, accurate frequency response; powerful amplification with tons of headroom; and acoustic tuning functions that ensure you always get the best sound. it's no wonder that the original Eris®-series studio monitors have been a runaway hit since their introduction. The Eris E5 XT is a substantial update to a lauded classic. Deeper lows and a wider, more controlled sweet spot (thanks to its new EBM wave guide design) mean that our best-selling studio monitors just got even better.