Russound Contractor SP-C622 In-Ceiling Speaker - 2-way Speaker. RMS rated power: 120 W, Peak Music Power Output (PMPO): 60 W, Frequency range: 28 - 160 Hz. Weight: 16600 g. Type: In-wall/On-wall/In-ceiling speakers, Dimensions (WxDxH): 35.6 x 43.2 x 16.3 mm, Audio output channels: 6.1