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QSC KC12 System Column PA System

The QSC KC12 is an active 3000-watt 3-way column Loudspeaker System suitable for DJs/Mobile Entertainers, Musicians/Bands, AV Rental/Event Productions and everyone or everything in between.

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    QSC KC12 System Column PA System

    For crystal-clear sound that rises above the noise, the QSC KC12 Column PA System is your ultimate tool for sonic excellence. This isn’t just a speaker — it’s a 3000-watt powerhouse designed to turn any venue into an acoustic haven, delivering precision with every note and authority with every beat.

    The KC12 blends sophisticated design with unmatched acoustic performance, ensuring your audience feels every thundering kick drum and hears every delicate vocal with breathtaking clarity.

    QSC KC12 Sound Engineering That Actually Makes Sense

    Sound Engineering That Actually Makes Sense

    Built for performers who refuse to compromise on audio quality, the KC12 delivers professional-grade sound without the professional-grade headaches.

    • 3-Way Driver Configuration: Meet the ultimate sound team. A powerful 12-inch subwoofer delivers deep, room-shaking bass, while dual 4-inch midrange drivers ensure vocals and instruments come through with incredible clarity. Topping it off, a 1-inch compression driver paired with QSC’s innovative LEAF™ waveguide produces crisp, sparkling highs — no harshness, even at high volumes.  
    • 132 dB Maximum Peak SPL: This powerhouse gets loud — very loud — without losing its cool. Whether you’re electrifying a packed wedding reception or energizing a festival crowd, the KC12 delivers clean, undistorted sound that sets a new standard. 
    • 3000W Class D Amplification: Harness 3000 watts of ultra-efficient Class D amplification, offering massive power without excessive energy consumption. 

    Setup So Simple, It's Almost Embarrassing

    Forget the days of complicated rigging and endless sound checks. The KC12 is designed for real-world performers who need professional results without the professional setup time.

    • Plug-and-Play Simplicity: Two combo XLR inputs mean you can connect microphones, instruments, or line sources directly — no external mixer required for smaller gigs. Each input features independent presets, so switching between an acoustic guitar and dynamic microphone is as simple as turning a dial.
    • True Wireless Stereo Bluetooth: Stream music wirelessly from your phone with low-latency TWS technology that keeps left and right channels perfectly synchronized. Your background music will sound as professional as your live performance. 
    • LEAF™ Waveguide Technology: QSC's Length-Equalized Acoustic Flare delivers exceptional sound clarity with uniform 145-degree horizontal coverage and precise 35-degree vertical dispersion. What does this mean for your audience? Crystal-clear, powerful audio — whether they're front and center or listening from the sidelines.
    QSC KC12 Setup So Simple
    QSC KC12 Multi-Function Digital Display

    Design That Commands Respect

    The KC12 doesn't just sound professional — it looks the part, turning heads while it turns up the volume with a sleek design that looks good on any stage.

    • Sleek Column Aesthetic: Standing tall and elegant, this system brings modern sophistication to any venue. Whether you're playing a corporate event or a backyard party, the KC12's clean lines and premium finish elevate the entire visual experience.
    • Flexible Deployment Options: Use it with or without the column pole — set it directly on the floor, stage, or riser depending on your venue's needs. Available in classic black or pristine white to match any setting or personal style.
    • Multi-Function Digital Display: Navigate through EQ settings, adjust subwoofer levels, configure Bluetooth pairing, and dial in reverb or delay — all from a single, intuitive digital interface that actually makes sense. No PhD in audio engineering required.

    Built to Last, Backed to Prove It

    The QSC KC12 isn't just a purchase — it's an investment in your sound that's protected by industry-leading reliability and support.

    With QSC's legendary build quality and an industry-best 6-year extended warranty (with product registration), you can focus on your performance while your sound system handles everything else. This isn't equipment that'll let you down when the spotlight's on — it's the reliable partner that makes you sound your absolute best, gig after gig.

    QSC KC12 Built to Last

    QSC KC12 System Features:

    • 3-way loudspeaker system with 12-inch subwoofer, dual 4-inch midrange drivers, and 1-inch compression driver
    • 3000W total peak power with energy-efficient Class D amplification
    • 132 dB maximum undistorted SPL for crystal-clear high-volume performance
    • Innovative LEAF™ waveguide provides 145° horizontal by 35° vertical coverage
    • Two combo XLR inputs with independent Factory Presets for versatile connectivity
    • Multi-function digital display for EQ, presets, Bluetooth configuration, and effects
    • True Wireless Stereo Bluetooth audio with low-latency pairing
    • Flexible deployment with or without column pole configuration
    • Available in black and white finishes
    • Industry-best 6-year extended warranty with product registration
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    QSC KC12 System Column PA System Specifications

    QSC KC12 System Column PA System Specifications
    Product Specifications

    QSC KC12 System Column PA Specifications

    • Configuration: Active 3-Way Column Loudspeaker System
    • LF Transducer: 305 mm / 12", cone
    • MF Transducers: 2 x 102 mm / 4", cone
    • HF Transducer: 25.4 mm / 1", compression driver
    • Frequency Response (-6 dB): 45 Hz - 18.5 kHz
    • Frequency Range (-10 dB): 40 Hz - 20 kHz
    • Nominal Coverage Angle: 145° H x 35° V
    • Maximum Rated SPL (peak): 132 dB @ 1 m
    • Amplification (peak): Class D, 3000 W (KC12S Subwoofer 2000 W, KC12T Midrange/High Frequencies 1000 W)
    • Cooling: Low noise, variable speed fan
    • Controls:
      • 1 x Rotary encoder and 2 x Push buttons
      • 3 x Rotary level potentiometers
      • 1 x AC power switch
    • Indicators:
      • Monochrome LCD Display 45 x 25.4 mm / 1.75" x 1"
      • 2 × Power LEDs (blue), Subwoofer front and rear
      • 1 x Standby LED (yellow)
      • 1 x Limiter LED (red)
      • 3 × Input Signal/Clip LEDs (Signal: green / Clipping: red)
      • Input A: Mic/Line with assignable Hi-Z selected LED
      • Input B: Mic/Line with assignable +48 V selected LED 
      • Input C: Bluetooth selected LED
    • Connectors:
      • 2 × locking XLR/F 1/4" combo (Mic/Line with assignable Hi-Z and Mic/Line with assignable +48 V)
      • 2 × XLR/M (1 x Loop-thru / 1 x Assignable Mix Output Post-DSP)
      • 1 × 3.5 mm TRS (Stereo Input) 
      • 1 x USB-C (5V 3A Output for charging mobile devices/Firmware Update)
      • 1 × locking IEC power connector
    • AC Power Input: Universal power supply, 100-240 VAC, 50/60 Hz
    • AC Power Consumption: 100-240 VAC ~ 3.7-1.8 A
    • System Components:
      • KC12T 145° Dual 4-inch Column System Loudspeaker
      • KC-SP32 32-inch Column System Pole
      • KC12S 3kW Active12" Column System Subwoofer 
    • Enclosure Materials: Impact resistant ABS, 12 mm birch plywood and powder-coated aluminum
    • Grille: Powder-coated steel with internal cloth lining (KC12T: 21 Gauge / KC12S: 18 Gauge)
    • System Height:
      • Tall Deployment: 2270 mm / 89.4" (with KC-SP32)
      • Short Deployment: 1463 mm / 57.6" (without KC-SP32)
    • Dimensions (H x W x D):
      • KC12T: 890 × 141 × 158 mm / 35" × 5.6" × 6.2" 
      • KC-SP32: 881 × 74 × 46 mm / 34.7" × 3" × 1.8"
      • KC12S: 655 × 357 × 455 mm / 25.8" × 14" × 18" 
    • Net Weight:
      • Tall Deployment: 27.3 kg / 60.3 lbs (with KC-SP32)
      • KC12T: 4.0 kg / 8.9 lbs
      • KC-SP32: 1.3 kg / 2.9 lbs
      • KC12S: 22.0 kg / 48.5 lbs
    • Supplied Accessory: KC12 TOTE: Tote for transportation/storage of KC12T and KC-SP32
    • Accessory: KC12 CVR: Cover for KC12S
    • Regulatory: CE, WEEE, UL, China RoHS, RoHS II, FCC Class B
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