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Looking for a portable and versatile active speaker for live sound applications? Then look no further than the Mackie SRM450v3 12" Powered PA Loudspeaker System, a powerful PA speaker that includes a 2-channel mixer and integrated DSP, great for small club/band PA systems, singer/songwriters, boardrooms, A/V presentations, classrooms, or as a personal monitor for practice or performance.

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Portable Powered Loudspeaker

  • 1000W system power paired with custom transducers to deliver gig-level volumes with room to spare
  • 12" high-output LF driver
  • 1.4" titanium dome compression driver

High-Definition Audio Processing

  • Provides professional sound with remarkable 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 Speaker Mode: Full-range mode with a focus on midrange clarity where vocals often reside. This is the place to start for most sound reinforcement applications
  • DJ Speaker Mode: Bumps the low and highs with a mild tuck to the mids, great for music playback
  • Monitor Speaker Mode: Features low-frequency roll-off and a reduction around 2 kHz to ensure maximum gain before feedback in monitor applications
  • Solo Speaker Mode: Features low-frequency roll-off to remove unwanted thumps and adds boost and sparkle to midrange and high frequencies. This plug-and-play mode is great for singer/songwriters

Feedback Destroyer

  • Effortlessly eliminate nasty feedback with one-button automatic Feedback Destroyer

2-Channel Mixer

  • Features 2 channels with 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
  • Great for the singer/songwriter, plug in and leave the mixer at home

Smart Protection

  • DSP provides protection for your investment when things get pushed hard
  • Limiting
  • Over-excursion protection
  • Thermal protection

Angled Stage Monitor Design

  • Monitor-specific angle and voicing mode, great for cutting through on stage

Versatile Deployment

  • Flyable for permanent install, both vertically and horizontally
  • Pole cup for mounting on speaker poles and stands

Highly Durable and Portable Design

  • Robust polypropylene enclosure is lightweight and impact resistant
  • Black textured finish
  • Perforated metal grille with weather-resistant coating

Technical Specification


Configuration Active 2-Way
Enclosure Type Bass-Reflex Loudspeaker
Total Power Capacity 500 W RMS
1000 W Peak
Amplifier Power Rating LF:
400 W RMS
800 W Peak
100 W RMS
200 W Peak
Amplifier Class LF:
HF Driver 1 x 1.4" / 36 mm Titanium Dome Tweeter
MF Driver None
LF Driver 1 x 12" / 304.8 mm Woofer
Magnet HF:
Frequency Response 47 Hz to 20 kHz -3 dB
42 Hz to 23 kHz -10 dB
Maximum SPL 128 dB SPL
Coverage Angle 90° H x 45° V
I/O Impedance Input:
8 Kilohms (Balanced)
1 Megohms (Unbalanced)
25 Kilohms (Unbalanced)
THD <1%
Protections Excursion, Output Limiter, Thermal
Audio I/O 2 x Combo XLR-1/4" TRS Balanced/Unbalanced Mic/Line/Hi-Z Input
1 x Stereo RCA Unbalanced Aux Input
1 x XLR 3-Pin Male Balanced Line Thru
Network I/O None
USB None
Wireless Connectivity None
Signal Processing
Crossover 3 kHz
EQ None
Parametric EQ None
Semi-Parametric EQ None
Dynamic Processing Peak Limiter
Alignment Delay None
Phase Adjustment None
Digital Signal Processing Venue Settings, Voicing Modes
AC Input Power Factory Selectable:
100 to 120 VAC, 50 / 60 Hz 
AC Power I/O 1 x IEC
Power Consumption 160 W
Mounting 1 x Pole Socket (Bottom)
3 x M10 Fly Point
Monitor Angle 40°
Handles 1 x Each Side
Construction Material Metal Grille, Polypropylene
Dimensions 26.1 x 16 x 14.8" / 663 x 406 x 376 mm
Weight 37 lb / 16.8 kg


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