Shure GLXD14+/SM31
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Shure GLXD14+/SM31

Brands: Shure
Brands
  • Exceptional digital audio clarity
  • Compatible with multiple legendary microphone options
  • Automatically moves away from interference without audio interruption
  • Operates in 2.4 and 5.8 GHz spectrum

$999.00

Digital Wireless Headset System w/SM31 Headset Microphone

The new GLX-D+ Dual Band Wireless Headset System features the versatile SM31FH Headset Microphone for spoken word applications and the GLXD4+ tabletop receiver. The perfect combination of automatic frequency management with the new Dual Band Technology provides reliable and consistent performance, while Shure proprietary Lithium-Ion rechargeable batteries provide up to 12 hours of use. Go wireless without complication.

FEATURES

  • Exceptional digital audio clarity
  • Compatible with multiple legendary microphone options
  • Automatically moves away from interference without audio interruption
  • Operates in 2.4 and 5.8 GHz spectrum
  • Rechargeable battery delivers up to 12 hours of runtime
  • Rock-solid RF performance for multiple system installations
  • License-free frequency range
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Brands

Shure
Product Type

Earphones, Wireless Receivers

Performance

Frequency Range H20: 518-542 MHz
RF Output Power 10, 20, 30 mW 

Note: varies by region
RF Output Impedance 50 Ohms (typical)
Transmission Range 300′ (90 m)

Audio Input

Connector Type 1/4″ TRS (6.35 mm)
Polarity Tip positive with respect to ring
Configuration Electronically balanced
Impedance 40 kOhms (actual)
Nominal Input Level Switchable, +4 dBu, -10 dBV
Maximum Input Level +4 dBu: +22 dBu

-10 dBV: +12.2 dBu
Pin Assignments Tip=hot, Ring=cold, Sleeve=ground
Phantom Power Protection Up to 60 VDC

Audio Output

Connector Types 1/4″ TRS (6.35 mm)
Configuration Electronically balanced
Impedance Connected directly to inputs

General

Antenna 1/4 wave, detachable
Power Requirement 12 to 15 VDC, 260 mA maximum
Dimensions 1.7 x 7.8 x 6.8″ (43 x 198 x 172 mm)
Net Weight 27.6 oz (783 g)

Packaging Info

Package Weight 6.155 lb
Box Dimensions (LxWxH) 18.3 x 14.9 x 3.8″

Shure PSM 300 Twin-Pack ProSpecs

Frequency Range H20: 518-542 MHz
RF Sensitivity Active: 2.2 μV (at 20 dB SINAD)
Image Rejection > 90 dB
Adjacent Channel Rejection > 60 dB
Intermodulation Attenuation > 50 dB
Blocking > 60 dB
Audio Output Power 80 mW per output (1 kHz at < 1% distortion, peak power, at 32 Ohms)
Minimum Load Impedance 16 Ohms
Headphone Output 1.8″ (3.5 mm), stereo
Continuous Battery Life 4 to 5.5 hours, AA batteries

5.5 to 7 hours, SB900 battery (available separately)
Dimensions 3.8 x 2.5 x 0.9″ (99.0 x 66.0 x 23.00 mm)
Net Weight 6.9 oz (196 g), with batteries

Packaging Info

Package Weight 1 lb
Box Dimensions (LxWxH) 11.1 x 5.2 x 3.2″

Shure PSM 300 Twin-Pack ProSpecs

Key Specs

Wearing Style Dual Wired Earbud with Behind-Ear Cabling
Number of Drivers 1 per Earpiece
Impedance 17 Ohms
Active Noise Cancellation No
Frequency Response 22 Hz to 17.5 kHz
Built-In Mic No
Audio Connector 1x 1/8″ / 3.5 mm TRS Right-Angled
Included Adapter No

Headphone

Wearing Style Dual Wired Earbud with Behind-Ear Cabling
Earpiece Design In-Ear (Intra-Aural)
Open/Closed-Back Closed-Back
Sound Field Stereo
Number of Drivers 1 per Earpiece
Driver Type Dynamic
Impedance 17 Ohms
Active Noise Cancellation No
Frequency Response 22 Hz to 17.5 kHz
Sensitivity 107 dB SPL/mW at 1 kHz
Built-In Controls No
Built-In Mic No

Connectivity

Audio Connector 1x 1/8″ / 3.5 mm TRS Right-Angled
Included Adapter No
Cable Design Detachable / Straight
Audio Connector to Earpiece MMCX
Cable Length 3.81′ / 1.16 m

Physical

Color Clear
Environmental Resistance No
Weight 1.1 oz / 30 g

Packaging Info

Package Weight 0.325 lb
Box Dimensions (LxWxH) 7.85 x 3.15 x 2.05″

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