Shure AD2/B58 Axient Handheld Wireless Microphone Transmitter: Pro Audio Excellence

The Shure AD2/B58 Axient Handheld Wireless Microphone Transmitter is a top-tier, professional-grade piece of audio equipment designed to meet the demanding needs of live performances, broadcasting, and other high-stakes applications. This advanced transmitter is a critical component of the Axient Digital Wireless Systems, famed for its flawless audio quality, exceptional RF performance, and sophisticated encryption capabilities. Encased in a robust metal body with a sleek black finish, the AD2/B58 combines durability and aesthetics for an unmatched user experience.

The AD2/B58 features the renowned BETA 58A microphone capsule, enabling it to deliver crystal clear sound capturing a wide frequency range. This handheld transmitter boasts an impressive tuning bandwidth of up to 184 MHz, making it exceptionally versatile and suitable for various audio environments. With extended battery life—up to 11 hours using Shure lithium-ion rechargeable batteries and 8 hours with standard AA batteries at 10 mW—users can trust that this device will perform reliably throughout lengthy events. Importantly, to ensure seamless operation, matching the frequency bands of wireless components is essential.

This microphone transmitter also offers two distinct transmission modes: a standard mode for optimal coverage and a high-density mode designed to maximize the system channel count while maintaining robust signal integrity. The user interface is enhanced with a backlit LCD screen and easy-to-navigate menu, supported by a lockable power switch and dockable charging feature for added convenience. With its secure, encryption-enabled technology, the AD2/B58 guarantees both privacy and performance.

Key Features

• Compatible with Axient Digital Wireless Systems
• Equipped with the BETA 58A capsule
• Offers over 11 hours of continuous battery life with Shure lithium-ion rechargeable batteries, and 8 hours with AA batteries at 10 mW
• Durable metal body and sleek black finish
• Two transmission modes: Standard and High Density
• Backlit LCD screen and user-friendly menu
• Secure transmission with encryption-enabled technology
• Dockable charging with external contacts
• Low-profile, lockable power switch
• Frequency Options: G57 (470-608 MHz), X55 (941-960 MHz)

Specifications

• Mic Offset Range: -12 to 21 dB (In 1 dB steps)
• Battery Type: Shure SB900B Rechargeable Li-Ion or LR6 AA batteries 1.5 V
• Battery Runtime @ 10 mW: Shure SB900B up to 8:30 hours, Alkaline up to 8 hours
• Dimensions: 256 mm x 51 mm (10.1 in x 2.0 in.) L x Dia.
• Weight: 340 g (12.0 oz.) without battery
• Housing: Cast Aluminum
• Operating Temperature Range: -18°C (0°F) to 50°C (122°F)
• Storage Temperature Range: -29°C (-20°F) to 74°C (165°F)
• Audio Input Configuration: Unbalanced
• Maximum Input Level: 1 kHz at 1% THD, 145 dB SPL (SM58), typical
• RF Output Antenna Type: Integrated Single Band Helical
• Occupied Bandwidth: < 200 kHz
• Channel-to-Channel Spacing: Standard Mode 350 kHz, High Density Mode 125 kHz (varies by region)
• Modulation Type: Shure Axient Digital Proprietary
• Power: 2 mW, 10 mW, 35 mW
• Specific Absorption Rate (SAR): < 0.19 W/kg

Package Contents

• AD2/B58 Handheld Wireless Microphone Transmitter
• Microphone clip
• Zipper bag
• 2 AA batteries
• User guide