M4U

USB Computer Microphone


The Marantz Professional M4U is an electret condenser microphone system designed to be used with a personal computer.  The system incorporates a USB A/D converter with a headphone output so the user can monitor the microphone pickup in real time without latency.  Perfect for podcasting, live streaming, interviews or any computer application requiring a microphone. 

  • Electret cardioid condenser microphone with on/off switch
  • USB A/D adapter with headphone output
  • Microphone cable
  • USB adapter cable
  • Desk stand
  • Type: Electret condenser
  • Polar Pattern: Cardioid
  • Frequency Response: 70 Hz - 16 kHz
  • Sensitivity: -38 dB ± 3 dB (0 dB + 1 V/Pa @ 1 kHz)
  • Output Impedance: 150 Ω ± 30% (@ 1 kHz)
  • Load Impedance: ≥ 1000 Ω
  • Self Noise: 18 dB A
  • Max SPL: 136 dB (@ 1 KHZ ≤ 1 % T.H.D.)
  • S/N Ratio: 76 dB
  • Weight: 0.56 lb (252g) microphone only
  • Dimensions: 1.89” diameter x 7.28” (48 x 185mm) microphone only