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