Shure SLXD1=-G58 Digital Wireless Bodypack Transmitter — main product image

Shure SLXD1=-G58 Digital Wireless Bodypack Transmitter

Shure

Shure SLXD1=-G58 Digital Wireless Bodypack Transmitter

Name: Shure SLXD1=-G58 Digital Wireless Bodypack Transmitter
Brand: Shure
SKU: SLXD1=-G58

★★★★★4.7 (16 reviews)

Shure's SLXD1 bodypack transmitter delivers 24-bit/48 kHz digital audio and 120 dB dynamic range for transparent, artifact-free wireless performance over 330 feet.

$229.00*

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*Price sourced from Amazon.com. Last updated:Jun 27, 2026.Price and availability are subject to change.

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Overview

The Shure SLXD1 is the bodypack transmitter that powers the SLX-D system's talent-side signal chain — it is the link between a presenter's lavalier, a vocalist's headworn mic, or an acoustic instrumentalist's pickup and the transparent digital RF path that the SLX-D platform is built on. At 24-bit/48 kHz with a 120 dB dynamic range, the SLXD1 captures audio with a headroom and resolution ceiling that exceeds what most signal chains downstream of it can fully resolve. What this means in practice is that you stop thinking about the transmitter as a potential weak point in your signal chain — the noise floor is inaudible, transient peaks don't clip, and the 20 Hz to 20 kHz frequency response is limited by the capsule you attach, not the electronics in the pack itself.

The SLXD1's plastic housing is compact and ergonomic — it clips cleanly to a belt or waistband and the TA4F connector locks securely against the kind of incidental tugging that plagues locking connectors in live environments. The OLED display provides the operational readout engineers need to monitor transmitter status from across a stage during a show. RF Scan and IR Sync reduce per-channel setup time to seconds, and predictive switching diversity maintains lock across the 330-foot operating range without audible artifacts. As a component transmitter, its full value is only realized within the SLX-D ecosystem — but for engineers already running that platform, the SLXD1 is a disciplined, professional-grade piece of hardware that earns its place in a working RF rig.

Key Features

WIRELESS FREQUENCY BAND SELECTION: Before purchasing, please ensure that the wireless frequency band you select works in your area (refer to Shure website for details > search Shure Wireless Frequency Finder).

COMPONENT ONLY: For this SLXD1 digital wireless bodypack transmitter to work, please make sure it matches the frequency band (style) on your SLX-D receiver. The SLXD1 bodypack is compatible with a number of instrument cables, lavalier, headworn and instrument microphones via a 4-Pin Mini connector (TA4F) on the top of the bodypack.

WHAT'S IN THE BOX: (1) SLXD1 bodypack transmitter, (1) zippered bag and (2) AA batteries.

DIGITAL WIRELESS TECHNOLOGY: Digital predictive switching diversity. 44 MHz tuning bandwidth (region dependent). 32 available channels per frequency band (region dependent). Up to 10 compatible systems per 6MHz TV band; 12 systems per 8 MHz band. RF Scan and IR Sync to quickly find an open frequency and link the transmitter to a SLX-D receiver. Easy pairing of transmitters and receivers over IR scan and sync.

BATTERY LIFE: Up to 8 hours from 2 AA batteries. Upgrade to the optional Shure SB903 Lithium-ion rechargeable battery to monitor battery charge status in hours and minutes, as well as battery life and health statistics.

SOUND QUALITY: Crystal clear 24-bit / 48 kHz digital audio. Extended 20 Hz to 20 kHz frequency response (microphone dependent) for natural and clear sound. Stable digital RF signal transmission. 120 dB dynamic range - excellent for vocals & acoustic and wind instruments.

OPERATING RANGE: 330-feet (100-meters).

APPLICATIONS: A variety of compatible microphone/instrument cable choices guarantees the right solution for a wide range of applications, from day-long presentations to nighttime performances.

LEGENDARY SHURE ENGINEERING: Durable and ergonomic plastic transmitter construction.

Specifications

Type

Digital Wireless Bodypack Transmitter

Frequency Band

G58

Tuning Bandwidth

44 MHz (region dependent)

Available Channels

32 per frequency band (region dependent)

Compatible Systems

Up to 10 per 6 MHz TV band; 12 per 8 MHz band

Audio Resolution

24-bit / 48 kHz digital

Frequency Response

20 Hz – 20 kHz (microphone dependent)

Dynamic Range

120 dB

Operating Range

330 feet (100 meters)

Connector

4-Pin Mini (TA4F)

Power

2 AA batteries (included); optional Shure SB903 Li-ion rechargeable

Battery Life

Up to 8 hours (AA alkaline)

Display

OLED

Construction

Plastic

Dimensions (L x W x H)

11.02 x 5.28 x 3.15 inches

Weight

11.7 oz

In Box

SLXD1 transmitter, zippered bag, 2 AA batteries

Pros & Cons

👍 Pros

24-bit/48 kHz digital transmission delivers a transparent, artifact-free signal with 120 dB dynamic range — soft passages stay clear and loud transients stay clean without compression or noise-floor intrusion.
Digital predictive switching diversity maintains signal lock across 330 feet of operating range without the dropouts or squelch artifacts that characterize analog RF at distance.
IR Sync and RF Scan make transmitter-to-receiver pairing fast and precise, reducing frequency coordination time in multi-channel setups.
The 44 MHz tuning bandwidth with up to 32 channels per frequency band gives RF coordinators meaningful flexibility in congested spectrum environments.
The OLED display provides clear operational readout — gain level, RF signal strength, and battery status are readable in low-light live environments without fumbling through menus.

👎 Cons

This is a component-only transmitter — a compatible SLX-D receiver with matching frequency band must already be owned or purchased separately before this unit has any function.
The 4-Pin Mini (TA4F) connector limits capsule compatibility to Shure's own ecosystem and TA4F-terminated accessories; adapters are required for standard TRS lavalier connections.
The plastic housing, while ergonomic, is less robust than metal-bodied competitors in the same professional tier — a meaningful consideration for rental inventory or high-volume touring applications.
Standard 2 AA battery operation requires a separate SB903 accessory purchase to access hour-and-minute battery monitoring, which should arguably be standard at this price point.
With only 32 channels per frequency band, large-scale productions requiring 30+ simultaneous wireless channels will need careful frequency planning across multiple bands.

Frequently Asked Questions

What connector does the SLXD1 use, and which microphones and cables are compatible?

The SLXD1 uses a 4-Pin Mini connector (TA4F) on the top of the bodypack. This is compatible with Shure's range of lavalier, headworn, and instrument microphones, as well as instrument cables terminated with the TA4F connector. Verify connector type before pairing with third-party microphone capsules.

Does the SLXD1 work with any SLX-D receiver, or must the frequency band match?

The frequency band must match exactly. The SLXD1 is a component transmitter designed to pair exclusively with SLX-D series receivers. Before purchasing, confirm the frequency band (G58 in this listing) matches your existing SLX-D receiver. Mismatched bands will not pair regardless of firmware.

What is the real-world dynamic range performance, and how does it affect gain staging?

The SLXD1 delivers 120 dB of dynamic range via 24-bit/48 kHz digital audio — wide enough to handle the loudest acoustic instruments and softest spoken dialogue without compression artifacts. From a gain staging perspective, this means you can set transmitter gain conservatively and trust that soft passages won't disappear into the noise floor the way they might on analog systems.

How does the RF Scan and IR Sync workflow function in a multi-channel setup?

The SLX-D receiver scans available frequencies and identifies open channels, then the transmitter links via IR sync — a close-range line-of-sight handshake that transfers the frequency assignment. This process takes seconds per transmitter and eliminates the manual frequency-entry workflow that slows down multi-channel setup on older systems.

What are the battery options, and is the optional rechargeable battery worth the upgrade?

Standard operation runs on 2 AA alkaline batteries for up to 8 hours. The optional Shure SB903 Lithium-ion rechargeable battery adds hour-and-minute battery life readout and health statistics to the OLED display — a meaningful operational upgrade for touring and broadcast situations where knowing exactly how much runtime remains is preferable to guessing from a percentage indicator.