Philips SPA2602, 2.1 channels, 35 W, 70 W, 13.3" (339 mm), 24.6" (624 mm), 12.6" (320 mm) Philips SPA2602. Audio output channels: 2.1 channels, RMS rated power: 35 W, Peak Music Power Output (PMPO): 70 W. Master (outer) case width: 13.3" (339 mm), Master (outer) case length: 24.6" (624 mm), Master (outer) case height: 12.6" (320 mm). Package width: 12" (305 mm), Package height: 12" (304 mm)