Our Product Research Team
At Crutchfield, you'll get detailed, accurate information that's hard to find elsewhere.
That's because we have our own in-house Product Research team — they open the box,
verify contents, check the owner's manual, and record dimensions, features and specs.
We stay on top of new products and technologies to help people make informed choices.
Overview: The Shure GLXD2/SM58 Handheld Wireless Microphone
System consists of the SM58 Handheld
Dynamic Microphone cartridge, and a GLXD2 Handheld transmitter. It does not
GLXD4 Wireless Receiver (sold separately). GLX-D Digital Wireless
Systems have a typical operating range of up to 100 feet indoors or 65 feet
outdoors, with a maximum range in ideal conditions of 200 feet indoors and 165
feet outdoors. In a typical setting, you can simultaneously operate up to 4
compatible systems, and up to 8 under ideal conditions. This receiver works on
the Z2 frequency band.
LINKFREQ: The GLX-D Digital Wireless systems feature
LINKFREQ Automatic Frequency Management. When the system is powered up, the
receiver continuously analyzes the available frequencies. The receiver and
transmitter automatically link using the best set of available frequencies. In
the event of interference, the receiver and transmitter intelligently move
together to another open frequency without any interruption of audio.
GLXD2/SM58: This system includes a GLXD2 handheld
transmitter with the SM58 microphone cartridge. The SM58 is the
industry-standard microphone cartridge, tailored to deliver warm, clear vocal
reproduction. It has a cardioid polar
pattern. The GLXD2 is powered by the SB902 rechargeable battery. It also has
Micro USB battery charging port. To save battery life, the transmitter
automatically powers off after approximately 1 hour if it is no longer linked to
SB902 Battery: The GLXD1 and GLXD2 transmitters are powered by a
single Shure SB902 Lithium-Ion rechargeable battery. The battery's advanced
chemistry produces zero memory effects, eliminating the need to discharge the
battery prior to charging. A fully-charged battery which provides approximately
16 hours of continuous battery life. The battery can be charged inside the
transmitter when connected to an AC power source or USB connection, or charged
in the GLXD4 receiver's built-in charging bay. The approximate battery charging
and transmitter runtimes are as follows:
|Receiver Bay or
AC Power Source
||up to 1.5 hours
||up to 3 hours
||up to 6 hours
||up to 16 hours
GLX-D Digital Wireless System:
- Frequency Response: 20-20,000 Hz
- Gain Adjustment Range: -20 to 40 dB in 1 dB steps
GLXD2/SM58 Handheld Microphone:
- Maximum Input Level: 146 dB SPL
- Diameter: Transmitter: 1.5" / Microphone Cartridge: 2"
- Length: 9.9"
- Weight: 9.4 ounces