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AKG C 420 B Headset Mic

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This cardioid condenser microphone is designed with full-frequency response that delivers a pure, powerful sound and carries punch and presence to the audience. It is ideal for front vocalists, singin... Click To Read More About This Product

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This cardioid condenser microphone is designed with full-frequency response that delivers a pure, powerful sound and carries punch and presence to the audience. It is ideal for front vocalists, singing keyboard players, drummers, guitarists, dancers, and aerobic instructors. The adjustable headband and ear pieces fit comfortably and securely on your head. Its cable exits at the rear of the headband to stay out of your way.

Consumer Alert:

Most users do not need a license to operate this wireless microphone system. Nevertheless, operating this microphone system without a license is subject to certain restrictions: the system may not cause harmful interference; it must operate at a low power level (not in excess of 50 milliwatts); and it has no protection from interference received from any other device. Purchasers should also be aware that the FCC is currently evaluating use of wireless microphone systems, and these rules are subject to change. For more information, call the FCC at 1-888-CALL-FCC (TTY: 1-888-TELL-FCC) or visit the FCCs wireless microphone website at:


  • Cardioid condenser mic
  • Full-frequency response
  • Adjustable headband and ear pieces
  • Rear-exit cable
  • Polar pattern: cardioid
  • Frequency range: 20-20,000Hz
  • Sensitivity: 7mV/Pa (-43dBV)
  • Max. SPL: 126dB/130dB (k = 1%/3%)
  • Equivalent noise level: 33dB-A
  • Signal/noise ratio (A-weighted): 64dB
  • Impedance: 200 ohms
  • Recommended load impedance >=1000 ohms
  • Supply voltage: 9-52V phantom power to DIN 45596 or battery powering from B 29 L or AKG bodypack transmitters
  • Current consumption: approx. 2.2mA
  • Connector: TS mini-plug jack
  • Cable: C 420 PP: 3m (10 ft.), C 420 L: 1.5m (5 ft.)
  • Finish: matte black
  • Dimensions: 130mm/5.1 in. in diameter
  • Net weight: C 420 PP: 30g/1.1 oz., C 420 L: 30g/1.1 oz.
  • Shipping weight: C 420 PP: 540g/1.2 lbs., C 420 L: 471g/1 lb.
Pro Coverage
AKG Acoustics, U.S. Limited Warranty

Amended July 19, 2005

AKG Acoustics warrants AKG products against defects in material or workmanship for a period of two years from the date of original purchase, and agrees to repair or, at our option replace any defective unit without charge for either parts or labor. AKG grants a three-year warranty covering selected products (C 12 VR, C 414 B-ULS, C 414 B-TLII, C 414 B-XLS, C 414 B-XLII, C 426 B, C 451 B, C 480 B, C 391 B, C 1000 B, C 2000 S, C 3000 B, C 4000 B, C 4500 B, SolidTube) against defects in material and workmanship.

Warranty is valid for AKG products purchased and delivered within the United States for the original purchaser only. The purchaser's Bill of Sale will serve as proof of sale and warranty validity in the U.S. Shipment of defective items to AKG for repair will be at the customer's own risk and expense. AKG will assume the return shipping cost for all items repaired under warranty.

IMPORTANT: This warranty does not cover damage resulting from accident, misuse or abuse, lack of reasonable care, the affixing of any attachment not provided with the product, loss of parts, or connecting the product to any receptacle other than specified.

This warranty is void unless AKG Acoustics, U.S.'s service center performs the repair. No responsibility is assumed for any special, incidental or consequential damages caused by the consumer. However, the limitation of any right or remedy shall not be effective where law prohibits such.

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