Shure SM57-X2U

The legendary SM57 cardioid dynamic instrument microphone is now available with the X2u USB Signal Adapter, which features built-in headphone monitoring with zero latency, and easy controls to balance microphone and playback audio.

Digitally record wherever and whenever your computer takes you – just plug and play for better-than-CD quality instrument reproduction.

SM57 Microphone
Type
Dynamic

Frequency Response
40 to 15,000 Hz

Polar Pattern
Unidirectional (cardioid), rotationally symmetrical about microphone axis, uniform with frequency.

Sensitivity (at 1,000 Hz)
Open Circuit Voltage: -56.0 dBV/Pa* (1.6 mV)
*(1 Pa = 94 dB SPL)

Impedance
Rated impedance is 150 ohms (310 ohms actual) for connection to microphone inputs rated low impedance.

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

Connector
Three-pin professional audio connector (male XLR type).

Case
Dark gray, enamel-painted, die-cast steel with a polycarbonate grille and a stainless steel screen.

Net Weight (without cable)
284 grams (10 oz.)

X2u
Frequency Response
20 to 20,000 Hz +/- 1 dB

Power Requirements
USB-powered, 500 mA, maximum

Digital Noise Floor (20 Hz to 20 kHz, A-weighted)
Minimum MIC GAIN setting: -81 dB FS
Maximum MIC GAIN setting: -78 dB FS

Sampling Rate
up to 48 kHz

Bit Depth
16 bit

Peak Signal Indicator (Tri-color)
OFF: -30 dB FS
Green: 30 to 12 dB FS
Yellow: 12 to 0 dB FS
Red: >0 (digital converter clipped)

Adjustable Gain Range
40 dB

Headphone Output
3.5 mm (1/8 inch)