Shure Glxd24r/Sm58 Wireless Handheld Microphone

Shure GLXD24R/SM58 Features
Exceptional digital audio clarity
Operates in 2.4 GHz spectrum, available worldwide
Rechargeable batteries deliver cost-efficiency and up to 11.5 hours of runtime
Adjustable transmitter gain to optimize audio signal
Automatically moves away from interference without audio interruption
RF back-channel for remote control of transmitter functions
Globally-unlicensed 2.4 GHz frequency band allows operation of up to 4 compatible systems in a typical setting and up to 8 compatible systems under ideal conditions
Automatic transmitter power-off to conserve battery life when transmitter is not in use
Great for clubs, houses of worship and other small- to mid-sized venues

Compatibility
Operate up to 4 compatible systems in typical setting, up to 8 maximum under ideal conditions
System Operating Range
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
Transmit Mode
Frequency Hopping
Audio Frequency Response
20 Hz – 20 kHz (dependent on microphone type)
Dynamic Range
120 dB, A-weighted
Latency
Group 1: 4.0 ms
Group 2: 7.3 ms
Group 3: 7.3 ms
RF Sensitivity
-88 dBm, typical
Total Harmonic Distortion
0.2%, typical
RF Output Power
10 mW E.I.R.P. max
Operating Temperature Range
-18°C (0°F) to 57°C (135°F)
Storage Temperature Range
-29°C (-20°F) to 74°C (165°F)
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
Battery Life
Up to 16 hours
GLXD2 Handheld Transmitter
Housing: Molded Plastic
Power Requirements: 3.7 V Rechargeable Li-Ion
RF Output Power: 10 mW E.I.R.P. max
Maximum Input Level: 145 dB SPL
GLXD4 Wireless Receiver
Dimensions (HxWxD): 1.6" x 7.2" x 4.6"
Weight: 286 g (10.1 oz.)
Housing: Molded Plastic