Yamaha DZR315W, Active 3-Way Speaker, Equipped with: 2"" Tweeter, 8"" midrange driver, and 15"" woofer, Frequency range: 31 - 20,000 Hz, Maximum SPL: 143 dB, Ideal for FOH sound systems, High performance 2,000 W Class-D amplifier module, 96 kHz DSP and FIR filter for true Hi-Res sound with lowest latency, Equipped with advanced FIR-X tuning,, Combination of FIR filtering and the right EQ to minimise phase distortion, Access to many DSP functions and presets, Alternatively, precise adjustments of PEQ, delay and routing, etc. are possible via the intuitive LC display, D-Contour and extremely reliable protection circuits, Lightweight but durable wooden housing with premium polyurea coating, Dimensions (W x H x D): 550 x 897 (with rubber feet) x 520 mm, Weight: 41.6 kg, Colour: White, Suitable protective cover: Article number #452704# (not included)