QSC K212C Cardioid Subwoofer Two K12.2 Active Speakers Bundle

QSC K212C Cardioid Subwoofer Two K12.2 Active Speakers Bundle

The QSC Pro System Solution Bundle brings together the KS212C subwoofer and two K12.2 active loudspeakers for an incredible sound system for any number of applications.
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The QSC Pro System Solution Bundle brings together the KS212C subwoofer and two K12.2 active loudspeakers for an incredible sound system for any number of applications.

Pro System Solution Bundle

Bundling together the QSC KS212C Cardioid Sub and two QSC K12.2 powered speakers, this Pro System Solution Bundle is ideal for front of house applications, mobile DJ use and live music arenas.

The KS212C’s unique delivery ensures the low end is always under control and firing into the crowd while the K12.2 speakers provide best in class audio performance that will wow your audience.

What’s Included in The QSC Portable Solution Bundle?

  • 1 x QSC KS212C Cardioid Subwoofer
  • 2 x QSC K12.2 Active Loudspeaker

QSC KS212C Cardioid Subwoofer

This unique active subwoofer represents a major breakthrough in innovative design.

A 3600 Watt Class D amplifier powers the KS212C while the latest DSP technology processing your signal.

Two 12-inch long excursion drives arranged in a 6th order bandpass chamber deliver the incredible sound to the ears of your audience.

Keeping “bass in its place”, the QSC KS212C sub has a cardioid dispersion pattern, firing a huge 15dB of excellent audio directly into your audience.

QSC KS212C Cardioid Subwoofer Key Features:

  • 3600 Watt Class D Power Module
  • Dual 12-Inch Long Excursion Drivers, Dual 6th Order Band-Pass Design
  • 15 dB SPL Attenuation Front-To-Rear
  • Two M20 Threaded Sockets (One On Top One On Side) Accept 35mm Speaker Pole
  • Four Low-Noise, Heavy-Duty Casters
  • HxWxD = 24.5” x 15.5” x 33.5” (622mm x 394mm x 851mm)
  • Net Weight: 40.1kg (88.5lbs)

QSC K12.2 Active Loudspeakers

Giving audio professionals the sound they need, QSC K12.2 active loudspeakers are at the top of their class.

A number of factory presets along with saveable and recallable Scenes for commonly used applications are on offer, allowing for quick setup and great results.

Intrinsic Correction tuning and loudspeaker management along with Directivity Matched Transition 9DMT) design ensures you get excellent power response and consistent performance across the entire listening area.

Combining elegant and highly functional design with superior sound and intuitive operation, the QSC K12.2 loudspeaker is perfect for both portable and installation applications.

QSC K.2 Series Firmware Update necessary for all customers

Update to firmware version 1.2.0 to enjoy these benefits:

  • Improved reliability on 220–240 V mains (all models)
  • Amplifier and woofer protection improvements for K10.2 model
  • Amplifier protection improvements for K8.2 and K12.2 models

Owners of K10.2 loudspeakers MUST check their firmware version and, if necessary, install the firmware update. Owners of K12.2 and K8.2 will also benefit from amplifier protection improvements in the new firmware, and are encouraged to update their loudspeakers as well.

You can update your firmware here.

QSC K12.2 Active Loudspeaker Key Features:

  • Best In Class Audio Performance
  • 2000 Watt Class-D Amplifier Module
  • Intrinsic Correction Tuning and Loudspeaker Management
  • DMT (Directivity Matched Transition) Design Provides Consistent Performance
  • Refined Professional Appearance Suitable for Any Application
  • Rugged ABS Enclosure for Durability On The Road
  • Suitable for Main PA or Floor Monitor Positions
  • Factory Presets and Saveable/Recallable Scenes for Common Applications
  • Multi-Function Digital Display for Control and Selection of Functions
  • Cross-Over, EQ, Delay and Frequency Contour Features
  • Dual Pole Cup Mounts (Standard and 7.5 Degree Down-Tilt)
  • M10 Fittings for Flown Applications
  • Optional Security Panel Prevents Unwanted Tampering

Powerful Audio for Professional Use

When you need fantastic audio for either installed or mobile audio applications and don’t want to compromise, the QSC Pro System Solution Bundle has what you need.

Buy now from Professional Music Technology.

QSC KS212C Cardioid Subwoofer Specifications:


  • Configuration: 6th-Order Bandpass Subwoofer
  • LF Transducer: 2 x 12-inch (305 mm), Cone
  • Frequency Response (-6 dB): 44 Hz - 104 Hz
  • Frequency Range (-10 dB): 39 Hz - 118 Hz
  • Maximum Rated SPL: 132 dB @ 1 m (peak)
  • Amplifier: Class D, 2 x 1800W (peak)
  • Cooling: Low-noise, variable speed fan
  • Controls: Power On/Off, Gain Control, Rotary Encoder, 2 x selection buttons
  • Indicators: 2 x Power LED (front and rear), Input Signal LED, Limiter Active LED
  • Connectors: 2 x locking XLR/F 1/4-inch combo, 2 x XLR/M (Loop-thru Output), 1 x locking IEC power connector
  • AC Power Input: Universal power supply 100 - 240 VAC, 50 - 60 Hz
  • AC Power Consumption: 1/8th Power

Enclosure Details

  • Enclosure: 15mm Birch Plywood
  • Colour: Black (RAL 9011)
  • Grille: Internal woofer cover
  • Dimensions (HWD) inches: 24.5 x 15.5 x 33.5
  • Dimensions (HWD) mm: 622 x 394 x 851
  • Net Weight: 40.1 kg (88.5 lbs)
  • Shipping Weight: 48.5 kg (107 lbs)
  • Regulatory: CE, WEEE, UL, China RoHS, RoHS II, FCC Class B

QSC K12.2 Active Loudspeaker Specs:


  • Configuration: Multi-purpose, 2-way powered loudspeaker
  • LF Transducer: 12-inch (305 mm), cone
  • HF Transducer: 1.4-inch (35.6 mm) titanium diaphragm compression driver
  • Frequency Response (-6 dB): 50 Hz - 20 kHz
  • Frequency Range (-10 dB): 45 Hz - 20 kHz
  • Nominal Coverage Angle: 75° Axisymetric
  • Maximum Rated SPL: 132 dB @ 1 M, peak 126 dB @ 1 M, continuous
  • Amplifier: Class D, Peak: 1800 W (LF), 225 W (HF)
  • Cooling: Low-Noise Variable speed fan
  • Controls: Power, 3 x Level, Rotary encoder (push), 2 x selection buttons
  • Indicators: Monochrome LCD Display 1.75-inch x 1-inch (45 mm x 25.4 mm), 2 x Power LED (front and rear), 3 x Input Signal LED, Input A Mic selected LED, Input B Hi-Z selected LED, Limiter active LED
  • Connectors: 2 x locking XLR/F ¼ combo (Mic/Line Input and Hi-Z/Line Input), 1 x 3.5 mm TRS (Stereo Input), 2 x XLR/M (Loop-thru Output), 1 x XLR/M (Mix Output), 1 x locking IEC power connector
  • AC Power Input: Universal power supply 100 – 240 VAC, 50 – 60 Hz 
  • AC Power Consumption 1/8th Power: 100 VAC, 2.1 A / 120 VAC, 1.9 A / 240 VAC, 1.1 A
  • AC Power Consumption – Standby: .2A at any voltage

K12.2 Enclosure Details

  • Enclosure: Impact Resistant ABS
  • Attachment Points: 2 x M10 Threaded Inserts Plus Pull-Back
  • Colour: Black (RAL 9011)
  • Grille: 18 Gauge Powered Coated Steel, Internal Cloth Lining
  • Dimensions (HxWxD): 23.7 x 14 x 13.8 in, 602 x 356 x 350 mm
  • Net Weight: 17.7 kg (39 lbs)
  • Shipping Weight: 21.7 kg (47.8 lbs)
  • Regulatory: CE, WEEE, UL, China RoHS, RoHS II, FCC Class B
More Information
Manufacturer QSC
Shipping Weight (kg) 50.000000
MPN K12.2
Pole Mountable No


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