Shure AD2/B58A is a high-performance handheld wireless transmitter designed for use with Axient® Digital Wireless Systems. Featuring the industry-standard Beta 58A capsule, dual transmission modes, and robust battery options, this transmitter delivers outstanding audio quality, extended operating range, and secure transmission for professional stage and broadcast environments.
The Shure AD2/B58A handheld wireless transmitter integrates Shure’s leading-edge Axient® Digital technology with the legendary Beta 58A microphone cartridge. Built to withstand the rigors of touring and live sound production, its rugged metal construction ensures long-term durability, while the backlit LCD provides easy control and monitoring even in low-light environments.
Designed for flexibility, the AD2/B58A features a wide tuning range of up to 184 MHz, allowing it to adapt to a wide range of RF environments. The dual transmission modes — Standard and High Density — make it ideal for both open and crowded spectrum scenarios. Whether you're operating in a small venue or a large-scale production with hundreds of wireless channels, the AD2/B58A offers the performance and reliability professionals demand.
Choose between standard AA batteries or Shure's SB900B rechargeable battery for power. With the SB900B, you get over 11 hours of runtime and the added convenience of docked charging through built-in external contacts.
Note: When purchasing separate wireless components, always ensure all frequency bands match for proper system operation.
| Battery Life | ≈11 hours (SB900B), ≈8 hours (AA at 10 mW) hours |
| Connectivity Protocols | Axient Digital Wireless Systems, AES-256 encrypted digital transmission |
| Frequency Response | ~50 Hz–16 kHz Hz |
| LED Type | Beta 58A supercardioid dynamic capsule |
| Power Consumption | 2 mW / 10 mW / 35 mW selectable mW |
| Brand | Shure |
| Name | Shure AD2/B58A | Axient Digital Wireless Handheld Transmitter with Beta 58A Capsule |
| Primary Category | Wireless Handheld Microphone Transmitter |
| Build Material | Rugged metal construction |
| Dimensions | 10.1″ × 2″ (256 × 51 mm) mm |
| Included Accessories | Beta 58A microphone cartridge (installed), microphone clip, zippered carrying pouch, 2 × AA alkaline batteries, user guide |
| Weight | 12 oz (0.75 lb / 340 g) without batteries g |
| Control Interfaces | Backlit LCD with intuitive menu navigation, low-profile lockable power/mute switch |
| Warranty Length | Not specified years |