Yamaha DZR10W, Active 2-Way Speaker, Equipped with: 2"" Tweeter and 10"" woofer, Frequency range: 44 - 20,000 Hz, Maximum SPL: 137 dB, Ideal for today's audio engineering requirements, High performance 2,000 W Class-D amplifier module, 96 kHz DSP and FIR filter for true Hi-Res sound with lowest latency,