Shure | AD2 / B87A

Axient Digital Handheld Transmitter with Beta 87A Capsule (G56)

Technical specifications

Technology and transmission : Professional Shure Axient Digital handheld transmitter

Capsule : Shure Beta 87A condenser microphone capsule

Polar pattern : Supercardioid

Capsule sensitivity : -52 dBV/Pa (2.4 mV)

Maximum SPL : 140 dB SPL

Frequency response : 50 Hz - 20000 Hz

Frequency band : G56 (470-636 MHz)

Encryption : AES-256

A/D & D/A conversion : 24-bit / 48 kHz

Analog audio dynamic range : > 120 dB(A)

Digital (Dante/AES) audio dynamic range : > 120 dB(A)

System latency : 2 ms (Standard mode) / 2.9 ms (High Density mode)

Selectable RF output power : 2 mW, 10 mW or 35 mW

Dimensions L x Diam. : 256 x 51 mm

Weight (without battery) : 340 g

Weight with SB900B battery : 385 g

Complementary products

Alternatives

Axient Digital AD2 handheld transmitter with SM58 capsule (G56)

Frequently asked questions

The Shure AD2/B87A combines the Axient Digital AD2 handheld transmitter with the renowned Beta 87A condenser capsule. This combination delivers exceptional vocal clarity, outstanding speech intelligibility and industry-leading RF performance. With its wide tuning range, AES-256 encryption and High Density mode, it is the ideal wireless solution for conferences, corporate events, television productions and demanding live performances.

The AD2/B87A belongs to Shure's flagship Axient Digital wireless ecosystem. It offers advanced features including High Density mode, AES-256 encryption, enhanced RF spectrum management and seamless integration with Wireless Workbench®, AD4D and AD4Q receivers. It is specifically designed for challenging RF environments and large-scale productions.

The Beta 87A is a supercardioid condenser capsule renowned for its exceptional accuracy and clarity. Its extended frequency response and natural midrange presence provide outstanding speech and vocal intelligibility while maintaining excellent off-axis rejection and high gain before feedback.

The Shure AD2/B87A is ideal for premium conferences, institutional events, television productions, ceremonies, theatrical performances, acoustic concerts and broadcast applications where audio quality and RF reliability are critical.