MXL 990/991 Recording Microphone Package

The 990/991 Recording Microphone Package from MXL includes a 900 large diaphragm, cardioid condenser microphone and a 991 condenser instrument microphone for recording acoustic guitar and drum overheads.

Key Features

  • 990 Cardioid Condenser Vocal Mic
  • 991 Condenser Instrument Mic
  • Gold-Sputtered Diaphragms
  • For Digital and Analog Recording


MXL 990/991 Recording Microphone Package


The MXL 990/MXL 991 Recording Mic Package is your one-stop mic kit for vocals, drum overheads, acoustic guitars, and more! Two studio condenser microphones are included. The 990 offers a silky, sweet high end and a tight solid bass, perfect for recording vocals; and the 991 is a superior instrument microphone designed for recording acoustic guitar and drum overheads.

  • Gold-sputtered diaphragms create a professional sound
  • Perfect for digital and analog recording
  • Includes a high-impact carrying case and mic stand adapters

990 Specs

Tube Type:

Pressure gradient condenser microphone


6 micron gold-sputtered


200 ohms

Equivalent Noise Level:

20 dB (A-weighted IEC 268-4)

S/N Ratio:

80 dB (Ref. 1Pa A-weighted)

Max SPL for .5% THD:

130 dB


60mm x 130mm / 2.36 in. x 5.11 in.

Metal Finish :


991 Specs


Condenser Pressure Gradient Mic

Frequency Response

30 Hz to 18 kHz

Polar Pattern



15 mv/Pa

Output Impedance

110 Ohms

Equivalent Noise

18 dB (A-Weighted IEC 268-4)

Signal to Noise Ratio

78 dB (Ref. 1 Pa A-Weighted)


137 dB for .5% THD

Power Requirements

Phantom Power 48 V (±4 V)

Current Consumption

<3.0 mA

Dimensions (L x Diam)

5.28 x 0.87" / 13.40 x 2.20 cm


0.35 lb / 0.16 kg

Packaging Info

Package Weight

2.65 lb

Box Dimensions (LxWxH)

11.8 x 7.5 x 3.5"

  • MXL 990/991 Recording Microphone Package
  • MT-001 Hard-Mount Mic Stand Adapter
  • H-03 Hard-Mount Mic Stand Adapter
  • Rugged Carrying Case