JMlab Chorus 705S Bookshelf Speakers - Calvados - Description: 2-way bass reflex bookshelf Wall mounted Speakers: 5-1/2" Polyglass mid-bass, 1" TNC inverted dome tweeter Frequency response (+/- 3dB): 65Hz-28kHz Sensitivity (2,8V/1 m): 89dB Nominal impedance: 8 Ohms Crossover frequencies: 2400Hz Maxi and more Home HiFi Systems