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.

Portable sound systems, PA systems and battery-powered speakers add the audio and the convenience that you need for live performances, fitness rooms, conferences, speech, gatherings, special events and parties. Carry or roll these portable speakers out to the deck of the pool or move your portable sound system to different locations inside or outside of your gym or fitness facility.
Battery-powered PA systems and portable speakers offer many different options, including microphones, Bluetooth and music playback sources. A number of different features are key in keeping a sound system portable, such as weight, size, number of pieces, ease of setup and tear-down, availability of wheels, handles and battery-power functionality. AV Now Fitness Sound has options to fit every need and every budget.
The Anchor Audio Bigfoot 3 Link 1 Portable PA System is designed for high-energy and large-audience settings, the Anchor Audio Bigfoot 3 Link 1 is ...
View full detailsThe powerful Anchor Audio MegaVox Pair (U4, COMP) is perfect for large groups up to 1,000+. This highly portable design features a convenient handl...
View full detailsExperience unparalleled sound with the Anchor Audio Go Getter PA System. This small, powerful system features 109 dB of sound output from an 80-wat...
View full detailsThe Anchor Audio Beacon (XU4) is the perfect PA system for any indoor or outdoor event. This 200-watt system can handle up to 2,500 people and conv...
View full detailsExperience unparalleled sound quality with our Anchor Audio Beacon Pair (XU2,R) system. Delivering up to 200 Watts of audio power, this portable sp...
View full detailsAV Now has created the most versatile portable sound system designed for aquatic applications. We have paired the popular Galaxy Audio TV8 portable...
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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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