Yamaha NS-C210 Two-Way Center Channel Speaker has the ability to handle up to 120W of power. For full-range sound reproduction, this speaker incorporates dual 3.1" cone woofers and a 0.9" balanced dome tweeter. The two-way bass reflex design combined with the 65 - 45 kHz frequency response allows this speaker to handle a wide range of listening material. As an added convenience, this center channel speaker includes a 13' speaker cable. Designed to reproduce the full, dynamic sound of HD sources Woofers use light aluminum cones for fast audio response. Dimensions (WxHxD) - 500x168x201 mm Maximum power - 300 W Sensitivity - 90 dB The frequency range - 57-35000 Hz Impedance - 6 Ohm Type - shelf, passive, vented type