Mackie C300z Passive Speaker (Black)

Frequency response: (-3db): 55Hz-18kHz
Frequency range (-10 db): 45Hz-20kHz
Maximum spl long-term @ 1m: 123dB
Low-frequency crossover type: 24dB/octave, time offset corrected
High-frequency crossover type: 24dB/octave
Crossover frequency: 1800Hz
Audio
Input Type: Speakon-style NL4 jack, 1/4" TS phone jack
Input Impedance: 8 ohms
Power Handling: rms: 300 watts, music: 500 watts, peak: 750 watts
Operating Temperature Range: -10C to 45C (14deg;F to 113deg;F)
Transducer Specifications
Low-Frequency Transducer
Diameter: 12"/300mm
Voice Coil Diameter: 3.0"/75mm
Sensitivity: (1W@1m) 98dB
Nominal Impedance: 8 ohms
Power Handling: 300 watts
Frequency Range: 50Hz - 3000Hz
High-Frequency Driver and Horn
Diaphragm Diameter 1.75"/44.5mm
Exit Throat Diameter 1"/24.5mm
Diaphragm Material Titanium
Sensitivity (1W@1m): 106dB
Nominal Impedance: 8 ohms
Power Handling: 150 watts
Frequency Range: 1000Hz-20000Hz
Horn Type: Composite: Exponential and Conical
Mouth Size: 12"/305mm W x 7"/178mm H
Horizontal Coverage: 90 ±10 (1kHz-20kHz)
Vertical Coverage: 45 ±10 (2.8kHz-20kHz)
Safety Features
Over-excursion protection: second-order high-pass filter
Driver protection: dynamic protection for compression driver
Construction Features
Basic design: asymmetrical trapezoidal
Material: polypropylene
Finish: grey, textured finish
Handles: one on left side, one on top
Grille: perforated metal with weather-resistant coating
Physical Properties
Dimensions (W x H x D) 15.4" x 26" x 14.8"
Weight: 43 lb.