Shure SM31 vs PGA31: Which Microphone Is Best for Fitness Instructors?
Compare Shure SM31 vs PGA31 wireless headset mics for fitness instructors. Learn which microphone works best for indoor cycle, HIIT, yoga, and group fitness classes.

Shure is the leading microphone manufacturer in the world! With a history of audio innovation spanning over 80 years, Shure has turned a passion for making great microphones and audio electronics into an obsession. Various systems and multiple mic options offer unlimited flexibility for any application or budget. Find Shure models like BLX and GLXD+ here with several different microphone options to choose from. We also list many Shure accessories and replacement parts here.
Minimize breath noise and plosives using the Shure PS124 In-Line Power Supply with Four-Connection Distribution Cable. Easily attach it to a variet...
View full detailsThis 15V DC in-line power supply conserves energy with its top-tier standards and provides convenient mounting with its two built-in tabs! Streamli...
View full detailsThe Shure PS411-PC 4-Way power cable is only used in combination with the Shure PA411 antenna combiner (sold separately). Need more info on this pr...
View full detailsKeep your performance running with the Shure PS51US Power Supply! A reliable and easy way to keep your devices powered up and ready when you need t...
View full detailsShure PS60US Power Supply Energy Efficient 15V DC in-line power supply adheres to energy-efficient power standards. PS60 adheres to energy-e...
View full detailsThis product includes four Shure RK183WS Black Snap-Fit Foam Windscreens, designed to fit Shure MX183, MX184, MX185, BETA 98, WH30, WL183, WL184, a...
View full detailsThe Shure MX153B Omnidirectional Earset Headworn Microphone delivers clear speech and protection against plosives without any acoustic proximity ef...
View full detailsThe Shure BLX Series UHF Wireless Microphone System with the Cyclemic Cycling Fitness Headset Microphone. This Shure wireless mic system is designe...
View full detailsThe Shure TH53T/O-MTQG TwinPlex Subminiature Headset Tan Microphone with TA4F Connector offers superior sound quality in a compact design, making i...
View full detailsShure's multi-channel UHF Body Pack System with two SM31FH headset fitness microphones top features include an extended range and long battery life...
View full detailsTransform your group fitness studio with Shure's Dual BLX Wireless Microphone System! Designed for group fitness, dance, yoga, and other fitness cl...
View full detailsShure BLX188/CVL Dual Lavalier Wireless Microphone System top features include Wireless Dual Presenter System with two CVL Lavalier Microphones. Th...
View full detailsThe Shure BLX14 Series UHF Base System allows you to add your desired wired headset that connects to Shure. This top-notch system combines the reno...
View full detailsThe Shure BLX Wireless Body-pack System with CVL Lavalier Microphone Wireless System combines professional-quality sound with a simple setup and an...
View full detailsShure BLX Series UHF Base System combines superior Shure quality and stage-proven endurance with advanced features like Internal Antenna Diversity,...
View full detailsThe Shure MVX2U Digital Audio Interface allows you to easily connect any XLR microphone directly to your computer. With this compact XLR-to-USB dev...
View full detailsShure QLXD14 Combo System with QLXD1 Bodypack and QLXD4 Receiver in Channel G50 or H50 or let AV Now choose the frequency for you. It also includes...
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Experience the convenience and versatility of the Shure SBC10-904 Single Battery Sled Charger. With the ability to charge one Shure SB904 Lithium-I...
View full detailsOnly intended for use with Shure GLXD4R+ Receivers. (Will not work with discontinued GLXD4R model). GLXD4R+ remote antenna extension kit. Select f...
View full detailsFitness professionals, unlock total freedom with the Shure GLXD14R+ Rackmount Wireless Microphone System with SM31 Headset Microphone. Designed for...
View full detailsThe Shure SM39 Fitness Headset Microphone features a cardioid polar pattern, adjustable boom, and hydrophobic coating, ensuring a secure fit, sweat...
View full detailsShield your sound from environmental noise and the outdoor elements with the Shure RK382 Foam Windscreen. This windscreen is specifically desi...
View full detailsShield your sound from environmental noise and the indoor elements with the Shure RK381 Indoor Windscreen for SM39 - Pack of 4. This windscree...
View full detailsThe Shure TwinPlex™ TH53 in Black with the LEMO headset microphone delivers professional-grade audio in a lightweight, ergonomic design built for d...
View full detailsShure SLXD14+ Digital Wireless Bodypack Microphone System for Fitness Instructors The Shure SLXD14+ Digital Wireless Bodypack System delivers prof...
View full detailsShure SLXD1+ Wireless Bodypack Transmitter for Fitness Instructor Microphone Systems The Shure SLXD1+ Wireless Bodypack Transmitter delivers profe...
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Compare Shure SM31 vs PGA31 wireless headset mics for fitness instructors. Learn which microphone works best for indoor cycle, HIIT, yoga, and group fitness classes.
Acoustic treatment helps gyms and fitness studios reduce echo, improve instructor clarity, and create a better member experience. Learn how wall panels, ceiling clouds, and corner treatments solve sound bounce issues when moving into a new space or upgrading an existing facility.
Visit Us at The HFA Show 2026 | San Diego
We’re excited to invite you to The HFA Show 2026, taking place March 16–18 in beautiful San Diego, California. Join us at Booth 610 to connect with our team and explore how our innovative AV solutions are designed to elevate health and fitness environments.
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