Overview

Wireless that works as hard as you do. The SLXD25+58 system brings wireless freedom, system control, and world-class Shure audio to your in the field mobile audio productions. Standing on the shoulders of Shure's venerable SLXD platform, the SLXD+ carries the torch of trouble-free wireless audio production forward.

Its 24-bit digital audio engine captures every detail with transparent precision using the full 118 dB dynamic range to produce a faithful reproduction of any source. RF performance stays locked in, even when the spectrum gets crowded, thanks to ShowLink®, your invisible assistant that scans, updates, and manages interference before you even notice. And with mobile monitoring, your phone becomes a command center, giving you oversight from anywhere on set or in the field.

At the core is the SLXD5+ portable receiver, a powerhouse designed for mobility. Cold shoe mount it to your camera or drop it in your audio bag, and let it capture long-range UHF transmission with the kind of stability you can trust. The set also includes an SLXD2+ handheld transmitter with an SM58 cardioid capsule delivering the most iconic and reliable vocal sound of the last 50 years to your productions. Each piece is engineered for resilience, from reinforced connectors to the legendary dependability of Shure transmitters. Every detail speaks of reliability, every feature designed for the realities of life in the field.

Applications

• Mobile event production
• House of worship
• Mobile A/V
• Electronic news gathering
• Broadcast

Features

• Complete wireless system built for mobile and field audio production
• Delivers transparent 24-bit digital audio with a full 118 dB dynamic range
• ShowLink® technology actively scans, updates, and manages interference in real time
• Mobile monitoring turns your phone into a remote control for system oversight
• SLXD5+ portable receiver mounts to a camera cold shoe or drops easily into an audio bag
• Stable long-range UHF performance you can trust in crowded RF environments
• Includes SLXD2+ handheld transmitter with the iconic SM58 cardioid capsule
• Classic SM58 sound provides clear, dependable vocals for dialog and live capture
• Reinforced connectors and proven Shure build quality handle daily field use
• Designed to stay reliable when production conditions get unpredictable

Specifications

• System
  • RF Carrier Frequency Range: 470–937.5 MHz Varies by Region. See Frequency Range and Output Power Table.
  • Working Range: 100 m (328 ft) Note: Actual range depends on RF signal absorption, reflection and interference.
  • RF Tuning Step Size
  • JB Band: 125 kHz
  • All Other Bands: 25 kHz
  • Varies by region.
  • Image Rejection: >85 dB typical
  • RF Sensitivity: −97 dBm at 10-5 BER
• AUDIO
  • Latency: 2.8 ms
  • High-Pass/Low Cut Filter: 160 Hz, –12 dB/octave Note: factory default is for the HPF to be off
  • Audio Frequency Response: 20 Hz–20 kHz (+1, −2 dB)
  • Audio Dynamic Range A-weighted, 20 Hz–20 kHz, typical: 118 dB @1% THD
  • Total Harmonic Distortion: <0.02%
  • System Audio Polarity
    • XLR: Positive pressure on microphone diaphragm produces positive voltage on pin 2 with respect to pin 3 of XLR output.
    • TRS: Postive pressure on microphone diaphragm produces positive voltage on thetip of the 6.35 mm (1/4-inch) with respect to the ring of the 6.35 mm output.
  • Mic Offset Range: 0 to 21 dB (in 3 dB steps)
• TEMPERATURE RANGE Note: Battery characteristics may limit this range.
  • Operating Temperature Range: 0 °F to 122 °F (−18 °C to 50 °C)
  • Storage Temperature Range: −20 °F to 165 °F (−29 °C to 74 °C)
• SLXD5+
  • RF INPUT
    • Spurious Rejection: >75 dB Typical
    • Impedance: 50 Ω
    • Phantom Power Protection: Yes
    • Antenna Type: 1/4 Wave Whip
  • AUDIO OUTPUT
    • Audio Frequency Response: 20 Hz – 20 kHz (+1, -3 dB)
    • Connector Type: 1/8" (3.5 mm), ×2
  • Configuration
    • Balanced (Mono): Tip=audio +, Ring=audio –, Sleeve=ground
    • Dual Mono: Tip = left, Ring = Right, Sleeve = Ground
  • Impedance (Camera)
    • Balanced (Mono) Line: 450 Ω
    • Balanced (Mono) Mic: 240 Ω
    • Dual Mono Line: 400 Ω
    • Dual Mono Mic: 200 Ω
  • Full Scale Output
    • Camera (Balanced Line): 15 dBV
    • Headphone: 13 mW @ 64 Ω Load
  • Dimensions (H × W × D): 4.21 × 2.68 × 1.0 in (107 × 68 × 25.3 mm)
  • Weight: 1.8 lb (182 g)
  • Housing: Aluminum
  • Power Requirements
  • Battery: Rechargeable Li-Ion or 1.5 V AA batteries
  • Power Supply: SBC-DC-903 Battery
  • Eliminator, or 5 VDC via USB-C
• SLXD2+
  • Battery Type: Rechargeable Li-Ion or 1.5 V AA batteries
  • Dimensions: (Dia. × L) 1.46 × 6.93 in (37.1 × 176 mm)
  • Weight: 5.1 oz. (144 g)
  • Housing: Aluminum
  • AUDIO INPUT
    • Configuration: Unbalanced
    • Maximum Input: Level 8.2 dBV (2.57 Vrms, 7.27 Vpp)
    • Note: Dependent on Microphone Type
  • RF OUTPUT
    • Antenna Type: Integrated Single-Band Helical
    • Occupied Bandwidth: <200 kHz
    • Modulation Type: Shure Propietary Digital
    • Power: 1 mW/10 mW Varies by region.