Shure AD2/KSM9B
Axient Digital Handheld Transmitter with KSM9 Capsule in Black


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Shure's Axient® Digital Wireless System is one system that delivers on powerful possibilities. As a member of the Axient lineup, the AD2/KSM9B is Shure's AD2 wireless handheld transmitter equipped with the KSM9 capsule—all in black. The AD2 is one of the AD Series of transmitters that put professional-quality wireless digital audio within reach, with breakthrough RF performance and wide tuning up to 184 MHz. The AD series of transmitters are compatible with a shared Axient Digital receiver platform (receivers sold separately).

The RF environment is ever-changing—jammed with TV transmissions, mobile devices, and other wireless equipment—getting more congested and unpredictable every day. Employing the most innovative wireless audio technology in the world, Axient Digital from Shure was built from the ground up for professional productions that demand impeccable execution for a wide range of applications and settings.

KSM9 Dual-Pattern Vocal Microphone Capsule
Optimized for live performance applications, the KSM9 dual-diaphragm condenser microphone capsule is engineered to capture vocal subtlety with extraordinary detail, delivering clear articulation and accurate vocal reproduction. Additionally, it features switchable polar patterns: Supercardioid or Cardioid.

Shure AD2/KSM9B Handheld Transmitter Features:

  • Backlit LCD with easy-to-navigate menu and controls
  • Wide tuning up to 184 Mhz
  • Two transmission modes:
    • Standard for optimal coverage
    • New High Density mode for maximum system channel count and robust coverage
  • Encryption-enabled, secure transmission
  • Frequency and power lockout
  • External contacts for docked charging
  • Available with a variety of Shure microphone cartridges
  • Uses SB900A rechargeable or AA batteries 

Shure KSM9 Capsule Features:

  • Exceptional consistency across all frequencies, providing more gain beforefeedback, while decreasing proximity effect
  • Dual gold layered, low-mass Mylar® diaphragm design
  • Switchable polar patterns (supercardioid/cardioid)
  • Advanced suspension shock mount
  • Premium electronic components

Shure KSM9 Capsule Specifications:

  • Type: Condenser (Electret Biased)
  • Frequency Response: 50 to 20,000 Hz
  • Polar Patterns: Switchable, Supercardioid or Cardioid
  • Phantom power required: 48 Vdc +/- 4 Vdc (IEC-268-15/DIN 45 596), positivepins 2 and 3
  • Self-Noise (equivalent SPL; A-weighted, typical): 22 dB
  • Output Impedance: 150-ohms
  • Maximum SPL (at 1000-ohm load/1 kHz/1% THD): 152 dB
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