Axient Digital AD2/SM58

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The AD2/SM58 is a handheld wireless microphone transmitter compatible with Axient Digital Wireless Systems.

The AD2/SM58 delivers impeccable audio quality and with RF performance with wide-tuning up to 184Mhz, High Density mode, and encryption, putting professional-quality wireless digital audio within reach.

Features durable metal construction, rechargeable power with dockable charging, and black finish.

More Information
Manufacturer Shure

  • Two (2) transmission modes: Standard for optimal coverage and new High Density for maximum system channel count and robust coverage.
  • Rugged metal construction in black finish.
  • Backlit LCD with easy-to-navigate menu and controls.
  • Low-profile, lockable power switch.
  • Encryption-enabled, secure transmission.
  • AA or SB900A lithium-ion rechargeable batteries for convenient power options
  • External contacts for docked charging.

SM58 Cartridge
Type Dynamic (moving coil)
Frequency Response 50 to 15.000 Hz
Polar Pattern Unidirectional (cardioid), rotationally symmetrical about microphone axis, uniform with frequency
Mic Offset Range -12 to 21 dB (in 3 dB steps)
Battery Type Shure SB900A Rechargeable Li-Ion or
LR6 AA batteries 1.5 V
Battery Runtime
@ 10 mW
Shure SB900A: up to 9 hours
Alkaline: 8 hours
(L x D)
256 x 51mm
10.1 x 2.0"
(without batteries)
Housing Cast aluminum

Audio Input
Configuration Unbalanced
Maximum Input Level
1 kHz at 1% THD,
145 dB SPL, typical (SM58)

RF Output
Antenna Type Integrated Single-Band Helical
Occupied Bandwidth <200 kHz
Modulation Type Shure Axient Digital Proprietary
Power 2 mW, 10 mW, 35 mW