Product highlights:center channel speaker for home theater1" hermetically sealed tweetertwo 5" C3 (Continuous Curved Cone) woofersrigid MDF enclosure with dual rear portsnominal impedance: 6 ohmsfrequency response: 57-30,000 Hz (-6dB)sensitivity: 90.5 dBrecommended amplifier power: 25-150 wattslow-profile connection terminals accept banana plu..