The QSC KC12 active 3-way column loudspeaker with SKB iSeries cases combines cutting-edge audio performance with unmatched durability for professional sound reinforcement. Featuring a 12" low-frequency driver, dual 4" midrange drivers and a 1" compression driver, this speaker delivers pristine clarity and dynamic power across a frequency range of 40Hz–20kHz. With QSC's proprietary LEAF waveguide, it achieves a wide, uniform dispersion of 145° horizontal by 35° vertical, ensuring consistent audio coverage. Rated for a maximum SPL of 132dB, the KC12 delivers high-output sound suitable for demanding live performances. Encased in rugged SKB iSeries cases, this system offers robust protection for transport and storage, making it a reliable choice for gigging professionals.

QSC LEAF Waveguide Provides Defined Coverage

The KC12 loudspeaker incorporates QSC's proprietary LEAF (Length-Equalized Acoustic Flare) waveguide technology, enabling precise, uniform audio dispersion. This innovative design ensures consistent sound quality across a broad horizontal coverage of 145° and a vertical dispersion of 35°, reducing dead zones and uneven sound distribution. Whether deployed in large venues or intimate spaces, this column speaker guarantees balanced audio, reaching every corner with crystal-clear detail. The enhanced throw capabilities make it ideal for both live performances and installations requiring long-range audio projection.

Energy-Efficient 3000W Class-D Amplification

Equipped with a peak power rating of 3000W, the KC12 uses energy-efficient Class-D amplification to deliver powerful sound while maintaining low AC consumption. The 12" subwoofer is driven by 2000W of dedicated power, while the mid/high frequency drivers utilize 1000W for pristine clarity. This balanced amplification ensures tight low-end response, articulate mids and smooth highs, even at maximum SPL levels of 132dB. With built-in Power Factor Correction, this system minimizes energy waste while maintaining robust performance, making it a dependable solution for professional audio applications.

Advanced Controls for Seamless Operation

Designed for intuitive usability, the KC12 features a multifunction digital display and rotary controls that simplify setup and adjustments. Users can access global parametric EQ, subwoofer level controls, presets and Bluetooth configuration directly from the interface. Additional features like delay settings up to 200 ms and reverb options allow precise tailoring of the sound to suit the venue and application. Bluetooth audio with True Wireless Stereo capability ensures low-latency pairing, enabling seamless integration for music playback or background audio. These advanced controls enhance the speaker's adaptability for professional use.

Durable SKB iSeries Cases for Rugged Protection

To ensure long-term reliability, the KC12 system comes with SKB iSeries cases, molded from impact-resistant polypropylene copolymer resin. These cases offer watertight, dust-tight and submersible protection, meeting rigorous MIL-STD 810H standards. The interiors are precision-cut to securely cradle the KC12 components, with additional storage for cables and accessories. Built-in skate-style wheels and molded handles make transport effortless, while stainless steel locking loops provide TSA-approved security. These cases safeguard the KC12 system against environmental hazards, ensuring it arrives at gigs or installations in pristine condition.

Engineered for Professionals Who Demand Reliability

The QSC KC12 active column loudspeaker system combines superior audio fidelity with rugged portability, making it ideal for professionals in live sound and installations. With its energy-efficient amplification and advanced acoustic design, this speaker provides powerful, consistent sound for high-stakes performances. The included SKB iSeries cases offer unmatched protection, ensuring safe transport and storage of your KC12 system. Invest in the KC12 and experience the perfect balance of cutting-edge audio technology and practical durability.

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