Yamaha DZR315, 3-Way Active Speaker, Equipped with: 2"" Tweeter, 8"" midrange and 15"" woofer, Maximum level: 143 dB, Frequency range: 31 - 20,000 Hz, Ideal for FOH public address systems, High performance 2000 W Class-D amplifier module, 96 kHz DSP and FIR filter for true Hi-Res sound with lowest latency,