The Klipsch B-3 is a bookshelf loudspeaker from the Klipsch Synergy Series. The B-3 features a 6.5-inch IMG magnetically shielded woofer and a 1-inch aluminum dome tweeter coupled with Klipsch's exclusive Tractrix horn design. The Klipsch B-3 uses a bass-reflex enclosure through a rear-firing port and hosts a frequency response of 55Hz-23kHz (+/-3dB). The speakers is often sold in pairs but buyers should ensure this before purchase as they may be sold in seperate units as well.