Mackie SRM450BK 12-Inch 2-Way Powered Speaker

The most widely used portable speakers ever; the SRM450 delivers the unparalleled ease-of-use, professional sound quality and indestructible portability that made SRM a live sound legend. Now packed with 1000W of power, the widest selection of truly useful sound-enhancing DSP and setup-friendly audio tools, SRM is ready for your high-output application.

Features:

• 1000W system power paired with custom transducers deliver gig-level volumes with room to spare
  • 12″ high-output LF driver / 1.4″ titanium dome compression driver
• High-Definition Audio Processing for professional sound with unmatched clarity
  • Patented acoustic correction developed with touring geniuses at EAW®
  • Precision 2-way crossover
  • Driver time alignment and phase correction
• Quick one-button Speaker Mode selection for application-specific voicing (PA, DJ, Monitor, and Soloist)
• Effortlessly eliminate nasty feedback with one-button automatic Feedback Destroyer
• Integrated 2-channel mixer featuring dual Mackie Wide-Z™ inputs
  • Handles anything from mics to guitars to mixers with a single twist of the gain knob
  • Includes stereo RCA inputs for easy connection to music source
  • Perfect for the singer/songwriter, plug in and leave the mixer at home
• Smart Protect™ DSP kicks in to protect your investment when things get pushed a little too hard
• Monitor-specific angle and voicing mode perfect for cutting through on stage
• Flyable for permanent install
• Proven highly-durable, portable design

Specifications:

• Acoustic Performance:
  • Frequency Response: 47 Hz – 20 kHz
  • Frequency Response: 42 Hz – 23 kHz
  • Max peak: 128 dB
  • Crossover Point: 3 kHz
  • Dispersion: 90˚ x 45˚
• High-Frequency Section
• Compression Driver: 1.4 in / 36 mm
• Diaphragm Material: Titanium
• Magnet Material: Ferrite
• Low-Frequency Section
  • Woofer Diameter: 12.0 in / 305 mm
  • Cone Material: Paper
  • Magnet Material: Ferrite
• Power Amplifiers
  • System Power Amplification:
    • Rated Power:
      • 500 watts rms
      • 1000 watts peak
  • Low Frequency Power Amplifier:
    • Rated Power:
      • 400 watts rms
      • 800 watts peak
    • Rated THD: < 1%
    • Cooling: Convection
    • Design: Class D
  • High Frequency Power Amplifier:
    • Rated Power:
      • 100 watts rms
      • 200 watts peak
    • Rated THD: < 1%
    • Cooling: Convection
    • Design: Class AB
• Input / Output
  • Channel 1:
    • Mic-Line: 8 k balanced
    • 1/4" TRS, Wide-Z™: 1 M unbalanced
  • Channel 2:
    • Mic-Line: 8 k balanced
    • 1/4" TRS, Wide-Z™: 1 M unbalanced
    • RCA: 25 k unbalanced
  • Thru:
    • Male XLR balanced
    • (Passive when the Ch 1 / Mix switch is in the “out” (Ch 1) position)
    • (Active when the Ch 1 / Mix switch is in the “in” (Mix) position)
• Power
  • US detachable line cord: 100 – 120 VAC, 50 – 60 Hz, 160W
  • EU detachable line cord: 220 – 240 VAC, 50 – 60 Hz, 160W
  • AC Connector: 3-pin IEC 250 VAC, 10 A male
  • Power Supply Type: Switchmode
  • Operating Temperature: 0 - 40 ˚C
  • (extended ambient temperature): 32 - 104 ˚F
• Safety Features
  • Input Protection: Peak and RMS limiting, power supply and amplifier thermal protection
  • Display LEDs: Defeatable front power, input signal/OL, speaker mode, feedback destroyer on/off and active filters, system limiter
• Construction Features
  • Cabinet: Class Polypropylene
  • Finish: Black, textured finish
  • Grille: Perforated metal with weather-resistant coating
  • Fly Points: Three M10 x 1.5 x 20 mm
  • Monitor Angle: 40˚