AKG HC644 Head-Worn Microphone

BH #AKHC644LM • MFR #2793H00100
AKG
AKG HC644 Head-Worn Microphone
Key Features
  • For Educational and Corporate Presenters
  • Ideal for Actors and Aerobic Trainers
  • High-Quality Sound
  • Safe for RF Sensitive Environments
Building upon the success of AKG's C544 and C555, the AKG HC644 MD Head-Worn Microphone is well suited for a variety of applications such as corporate speaking, educational presentations, or aerobics. The improved design utilizes a smaller capsule with higher sensitivity, solid RF shielding, and is sweat resistant. The head-worn mic is well protected against interference caused by the inundation of wireless systems in the low to mid price range that are based on 2.4 GHz technology. The AKG HC644 MD ships with an MDA1 AKG adapter connector, a windscreen, and a carrying case.
Special Order
Expected availability: 7-10 business days
$259.00

Important Notice

  • This item is noncancelable and nonreturnable.
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AKG HC644 Overview

Building upon the success of AKG's C544 and C555, the AKG HC644 MD Head-Worn Microphone is well suited for a variety of applications such as corporate speaking, educational presentations, or aerobics. The improved design utilizes a smaller capsule with higher sensitivity, solid RF shielding, and is sweat resistant. The head-worn mic is well protected against interference caused by the inundation of wireless systems in the low to mid price range that are based on 2.4 GHz technology. The AKG HC644 MD ships with an MDA1 AKG adapter connector, a windscreen, and a carrying case.

  • Studio-Quality Sound: Flat frequency response for natural sound
  • High RF Rejection: For safe performance in RF sensitive environment
  • Moisture-Resistant Design: Reliable operation even in extensive use
  • Uniform Polar Pattern: Reduces feedback
  • Microdot Adapter: Available adapters for most wireless systems

AKG HC644 Specs

TypeBack-electret condenser
Polar PatternCardioid
Sensitivity20 mV/Pa
Frequency Response20 Hz to 20 kHz
ImpedanceElectrical Impedance: ≤ 200 Ohms
Recommended Load Impedance: ≥ 2000 Ohms
Equivalent Noise Level34 dB(A)
Signal-to-Noise Ratio60 dB(A) re 1 Pa
Maximum SPL for 0.5% THD115 dB
PowerOperation Voltage: 1 to 10 VDC
Current Consumption: ≤ 500 μA RL=2.2 kOhms Vs=2.0 VDC
Output Connector2-pin Microdot
Temperature14 to 140°F / -10 to 60°C
Dimensions (L x W x H)7.9 x 5.1 x 1.4" / 200.0 x 130.0 x 35.0 mm
Weight1.1 oz / 30.0 g (including cable)
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