Shure BLX14/SM31 Headset Microphone with Fitness Headset

*Includes SM31FH Headband Microphone, BLX1 Wireless Body Transmitter and BLX4 Wireless Receiver*

With SM31FH Gym Instructor Headband Microphone, power supply, clothing clip, windshield and user guide.

The BLX14 / SM31 Wireless Headband Microphone System is part of the BLX® wireless systems.

Shure BLX Wireless Systems combine professional quality sound with easy setup and intuitive interface, to achieve Shure's legendary sound and performance, straight from the box. Precisely built and available in a variety of configurations, it is the most accessible way to dominate the stage.

Audio

• Frequency response (TX): 45Hz - 20kHz
• Maximum SPL: 145 dB
• RF output power: 10mW
• Adjacent channel rejection: 60 dB
• Intermodulation rejection: 50 dB
• Diversity design: True diversity
• THD: < 1 %
• Signal to noise 66 dB(A)

Range

• Line of sight: 300'
• Obstructions: 100'

Microphone

• Capsule: Electret condenser
• Pattern: Cardioid
• Type: Headset

Battery

• Type: AA x 2
• Life: 14 hours

Frequencies

• Available frequencies: 8
• Bandwidth: 24MHz
• Presets: 8
• Banks: 1

Construction

• Transmitter: ABS plastic
• Receiver: ABS plastic

Dimensions

• Receiver: 7-3/8 x 4 x 1-5/8"
• Transmitter: 4-3/8 x 1/2 x 7/8"

Weight

• Receiver: 8.5oz.
• Transmitter: 2.6oz.