Shure GLXD124R/85 Handheld and Lavalier Combo Wireless System



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The 2.4 GHz GLXD124R/85 Handheld and Lavalier Combo Wireless System from Shure provides an intelligent rechargeable battery, robust RF performance, automatic frequency management, and increased channel count for speech and vocal applications. It can be used to capture audio for meetings, interviews, conferences, speeches, and more. The premium WL185 lavalier microphone offers discreet placement for presentations and other spoken word applications, while the industry-standard SM58 vocal microphone capsule delivers warm, clear vocal reproduction.

This combo system includes a Shure GLXD4R rackmount receiver, GLXD2/SM58 handheld transmitter with an integrated SM58 cardioid dynamic microphone capsule, a microphone clip, a WL185 cardioid condenser lavalier microphone with a tie clip, a GLXD1 bodypack transmitter, 2 SB902 rechargeable lithium-ion batteries, a USB charging cable, two detachable antennas, and rackmount hardware.


GLXD2/SM58 Handheld Transmitter

Featuring an integrated SM58 cartridge, the GLXD2/SM58 transmits wireless audio with digital clarity and rock-solid reliability.

WL185 Lavalier Condenser Microphone

WL185 is a wireless premium cardioid condenser lavalier mic for speech applications. Recommended for general purpose sound reinforcement applications requiring good rejection of ambient noise, the WL185 cardioid lavalier microphone has a 130 degree pickup angle. It has a 1.2 meter (4 ft.) cable terminated with a miniature 4-pin mini connector. Included tie clip can be rotated in 90 degree intervals for placement flexibility. Use of windscreen is highly recommended.

Features CommShield Technology, which guards against interference from cellular RF devices and digital bodypack transmitters.

GLXD1 Bodypack Transmitter

GLXD1 features an ergonomic design and reversible belt clip to fit comfortably and snugly in various positions. Provides up to 16 hours of continuous use with Shure lithium-ion rechargeable batteries.


    • Automatically links with GLXD4 and GLXD4R wireless receivers for seamless frequency changing

    • Sophisticated design with rugged metal construction

    • Easily accessible on / off switch

  • Locking TQG connection for use with Shure lavalier, headset, earset, and instrument microphones and guitar cables

GLXD4R Wireless Receiver

Rack mountable receiver with removable antennas for exceptional audio and rock-solid performance in multi-system installations for house of worship, education and live music applications. Use GLX-D Advanced rack mount wireless systems for improved RF performance and seamless frequency management. With detachable antennas and rack hardware included, GLXD4R receivers quickly integrate GLX-D Frequency Managers and remote antenna accessories for rock-solid multi-system installations.


    • Rock-solid RF Performance from patented data communication

    • Integrated battery charge port for proprietary Shure lithium-ion transmitter batteries with two-colour charge indicator LED

    • Detachable antennas for remote mounting

    • Remote adjustable transmitter gain control

    • Hi-res LCD screen status display

    • Real-time battery run-time displayed in hours and minutes (accurate within +/- 15 minutes)

    • XLR and 1/4" output connectors

    • Rugged metal chassis design

  • Includes rack mount hardware



Tuning Bandwidth: 2400 - 2483.5 MHz
Typical Operating Distance

Indoors: Up to 100 feet (30 m) typical, with a maximum of 200 feet (60 m) under ideal conditions. 
Outdoors: Up to 65 feet (20 m) typical, with a maximum of 165 feet (50 m) under ideal conditions.
Battery Life: Up to 16 hours
Battery Requirements: Shure lithium-ion rechargeable batteries
Transmit Mode: Shure GLX-D proprietary digital
Audio Frequency Response: 20 Hz 20 kHz
Dynamic Range: 120 dB, A-weighted
RF Sensitivity: -88 dBm, typical
Total Harmonic Distortion: 0.2%, typical
RF Output Power: 0.210 mW E.I.R.P. max
Operating Temperature Range: -18C (0F) to 57C (135F)
Note: Battery characteristics may limit this range.
Storage Temperature Range: -29C (-20F) to 74C (165F)
Polarity: Positive pressure on microphone diaphragm (or positive voltage applied to tip of WA302 phone plug) produces positive voltage on pin 2 (with respect to pin 3 of low-impedance output) and the tip of the high impedance 1/4-inch output.
Channel Count: 9 typical, 11 maximum


Dimensions: 90 x 65 x 23 mm (3.56 x 2.54 x 0.90 in.), H x W x D (without antenna)
Weight: 132 g (4.7 oz.) without batteries
Power Requirements: 3.7 V Rechargeable Li-Ion
Housing: Cast Metal, Black Powdercoat
Input Impedance: 900 kΩ
RF Output Power: 10 mW E.I.R.P. max
Transmitter Input
Connector: 4-Pin male mini connector (TA4M)
Configuration: Unbalanced
Maximum Input Level: 1 kHz at 1% THD +8.4 dBV (7.5 Vp-p)
Antenna Type: Internal Monopole


Housing: Molded Plastic
 (L x W): 252 x 51 mm (9.9 x 2.0 in.)
Weight (SM58): 267 g (9.4 oz.) without batteries
Power Requirements: 3.7 V Rechargeable Li-Ion
RF Output Power: 10 mW E.I.R.P. max


Dimensions: 42 x 197 x 163 mm (1.7 x 7.8 x 6.4 in.), H x W x D
Weight: g (32 oz.) without batteries
Housing: steel
Power Requirements: 14 to 18 V DC (Tip positive with respect to ring), 550 mA
Spurious Rejection: > 35 dB, typical
Gain Adjustment Range: -18 to 42 dB in 1 dB steps
Phantom Power Protection: Yes

Audio Output
XLR Output: Balanced
6.35 mm (1/4") output: Impedance balanced
XLR Output: 100 Ω
6.35 mm (1/4") output: 100 Ω (50 Ω, Unbalanced)
Full Scale Output
1/4" (6.35 mm): +12 dBV
XLR: LINE setting= +18 dBV, MIC setting= -12 dBV
Mic/Line Switch: dB pad

Receiver Antenna Input
Impedance: 50 Ω
Antenna Type: 1/2 Wave Sleeve Dipole
Maximum Input Level: −20 dBm

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