Dual-Voice Ribbon Microphone

Premium bi-directional microphone featuring Roswellite® ribbon technology for world-class audio and performance.


  • Bi-directional polar pattern delivers premier audio with superior off-axis rejection
  • True Dual-Voice tuned specifically for user’s for choice of response: warm and full for amplifiers, or swivel for bright and flattering vocals
  • Revolutionary Roswellite® proprietary ribbon material replaces traditional foil ribbons with high tensile strength, toughness, and shape memory that provides superior resilience at extreme SPLs
  • Custom-sourced components for superior presence, minimized signal loss, and maximized output
  • 146 dB SPL across 30 – 15,000 Hz frequency response ideal for capturing fast transients in vocals, acoustic instruments, and concert halls
  • Legendary Shure quality and superior construction from hand-assembly of machined steel, silver, gold, and aluminum materials

Shure KSM313/NE: Dual-Voice Ribbon Microphone



  • Dual-Voice Roswellite® Ribbon

Polar Pattern

  • Bidirectional

Frequency Response

  • 30 to 15,000 Hz

Output Impedance

  • 330 Ω

Sensitivity open circuit voltage, @ 1 kHz, typical

  • -54.5 dBV/Pa [1] (1.88 mV)

Maximum SPL

  • 146 dB SPL


  • Positive pressure on diaphragm produces positive voltage on pin 2 with respect to pin 3


  • Machined Steel


  • 400 g (14 oz.)

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