JVC CS-V6947, 4-way, 60 W, 350 W, 4 Ω, 88 dB, 35 - 25000 Hz JVC CS-V6947. Speaker type: 4-way, Peak power: 60 W, Rated power: 350 W. Tweeter diameter: 0.0984" (2.5 mm), Mid-range driver diameter: 0.26" (6.6 mm)