Shure ADX2/SM58 (G57 Band) | Handheld Transmitter with SM58 Capsule | ShowLink-Enabled Digital

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Handheld Wireless Microphone Transmitter

The Shure ADX2/SM58 (G57 Band) is a digital handheld wireless transmitter built for use with Axient Digital systems. Outfitted with the renowned SM58 capsule, this model combines top-tier audio performance with ShowLink-enabled control and interference avoidance—making it ideal for live performances, broadcast, and high-profile presentations.

Shure ADX2/SM58 (G57 Band) Competitive Differences

ShowLink-enabled for real-time remote control and interference avoidance
Includes iconic SM58 cardioid dynamic microphone capsule

Shure ADX2/SM58 (G57 Band) Description

The Shure ADX2/SM58 is a ShowLink-enabled handheld transmitter designed for professionals who demand uncompromising sound and wireless stability. Operating in the G57 band (417–616 MHz), this transmitter offers an ultrawide tuning range and selectable RF output (2/10/40mW) to accommodate a wide range of environments. Equipped with the industry-standard SM58 dynamic capsule, the ADX2/SM58 delivers crystal-clear vocals with midrange presence and a cardioid pattern to reduce ambient noise. The transmitter’s rugged aluminum housing ensures durability while maintaining a lightweight form factor for extended use. The advanced ShowLink functionality enables remote adjustments and automatic interference avoidance in real-time—perfect for scenarios where manual access to the transmitter is not feasible. Other standout features include IR sync, automatic gain control, frequency lockout, and dual transmission modes (Standard and High-Density). Powering the unit is the SB920 rechargeable lithium-ion battery, providing up to 9 hours of continuous use. External charging contacts allow docked charging options, while intelligent battery metering ensures accurate runtime display on the backlit LCD screen.

Model Features

Interchangeable SM58 capsule with cardioid polar pattern
ShowLink-enabled for remote control and interference avoidance
Selectable RF output: 2/10/40mW
Up to 9-hour battery life with SB920 (included)
Offset gain adjustment from -12 to +21 dB
Backlit LCD for clear parameter display
Secure transmission with AES 256-bit encryption
Compatible with Shure’s Wireless Workbench software

Model Specifications

Frequency Band: G57 (417 – 616 MHz)
RF Output Power: 2 / 10 / 40 mW (selectable)
Max Operating Range: 328.1 ft (100 m, line of sight)
Microphone Capsule: SM58 dynamic, cardioid
Frequency Response: 50 Hz – 15 kHz
Max SPL: 146 dB
Gain Range: -12 to +21 dB (3 dB steps)
Housing: Black aluminum
Battery Type: SB920 Rechargeable Lithium-Ion (included)
Battery Life: Up to 9 hours
Dimensions: 2 x 10 in (51 x 254 mm)
Weight: 11.9 oz (338 g, without battery)
UPC: Not specified

What's In The Box

Shure ADX2/SM58 Handheld Transmitter (G57 Band)
Shure SM58 Microphone Capsule (pre-installed)
SB920 Rechargeable Battery

Shipping

Orders ship from our northern NJ warehouse the same day if ordered by 3:30PM EST. Transit time ETA's are listed in the image below:

Return Policies

All orders come with our industry leading 90-Day return policy.

Cash Back or Store Credit available for returns within 30 days.
Store Credit available for returns within 31-90 days.

Restocking fees

Unopened Items: 5%
Opened but Mint Condition: 15%
Blemished, Missing/Damaged Packing or Accessories: 25%

Shipping Costs

Buyer is responsible for return shipping costs
If "Free" or discount shipping was provided with original order, our actual shipping cost will be deducted from the amount refunded/credited

Damages & Defects

We will swap any item reported as damaged or defective within 7 days of delivery for free. All transportation and replacement costs will be covered by us (within US48 states).