These Meridian speakers offer users proven audio quality. In addition to functioning as stereo speakers, the Meridian M2 main speakers are designed to work within the framework of a surround sound system, serving as front right and left speakers. The bodies of these Meridian speakers, measuring 18 cm wide by 50 cm high by 38 cm deep, allow them to house both two 110-mm bass drivers and a dome tweeter to provide stable audio quality to users. Of note to audiophiles, these stereo speakers also each possesses a 70-watt bass amplifier to improve sound quality. The Meridian M2 main speakers are each rated at 35 watts of RMS power. With a sensitivity of 105 dB, these speakers efficiently translate power into volume for a quality listening experience. The frequency response range for these Meridian speakers extends from 38 Hz to 20 kHz to allow them to cover the majority of the human hearing range.