• K221MK2
  • K221MK2
  • Info
  • Specifications
  • Drawings
  • Recommended Amplifier


K221MK2 is a horn loaded subwoofer that incorporates dual 21"/6" VC neodymium woofers that deliver the low end down to 25Hz without compromise. The folded horn enables the enclosure to contain a longer sound path and have been acoustically optimized to achieve high output and low distortion whilst maintaining clarity and impact.

Birch plywood cabinet is equipped with flush handles, steel grill, locating feet, slots, heavy duty wheels and speakon NL4 connectors.


4000W AES power handling

Improved transient and phase response

High definition bass

Low distortion horn design for maximum sound pressure level

Fitted with handles and castors

Polyurea black paint for rental purpose


Outdoor bass line source

Touring sound reinforcement

Stadiums, arenas, conert halls and theaters

Live music entertainment venues

Fixed installations

TypeDouble 21" hybrid bass reflex horn subwoofer
Frequency Response35Hz-300Hz±3dB,-10dB@ 25Hz
Drivers2x21"/6" VC LF woofers(Neodymium)
Rated Power2000W
Recommended Amplifier3000-4000W into 4 ohms
Maximun SPL141dB continuous,147dB peak
Nominal Impedance4 ohms nominal
FinishPolyurea black paint
Protective GrilleBlack perforated steel
Connectors2×Neutrik speakon NL4
FittingsTop hat fitting

How can we help?

If you have an audio project, whether that's a Live Event or an Installation, and would like some expert advice or interested in a demo, please register your details.