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.

Fitness Audio is your only choice for audio products designed and built for the fitness industry. With sweat resistant microphones, anti-corrosion treated wireless mic transmitters, easy to use mixers, water proof aquatic mic systems, and accessories to outfit any fitness facility or instructors, we’ve got you covered. Our products are ‘fit for use’.
The Fitness Audio U-Series with Aeromic Fitness Headset Microphone is a 16-channel UHF system with NO antenna wire on the body pack! This high-perf...
View full details5.0 / 5.0
1 Review
The Fitness Audio light-use fitness headset with 4-pin connector for Fitness Audio or Shure transmitters is great for individual group fitness inst...
View full detailsEngineered for Sweat. Trusted for Performance. The Hot Yoga CycleMic Headset and UHF Transmitter for Fitness Audio Wireless System is your go-to re...
View full detailsBuilt for the Heat: The Fitness Audio U-Series with CycleMic Headset is designed for Hot Yoga. Designed specifically for high-sweat environments li...
View full detailsEver wanted a system that allows instructors to choose between a bodypack microphone or a fully-wireless headset? We have finally created a system ...
View full detailsCharger for the Fit 750 Stage Pro or the Fit 1000 Challenger portable sound systems. Product details: Model: STD-24050 Output: 24V, 5A Includes on...
View full detailsTeaching OVER 40 Studio Cycling Fitness Classes per week? Double Up! 16 channel UHF Body Pack System with two Cyclemic Fitness Headset Microphones....
View full detailsCSAFE Short cable connects from the FA WES Receiver to the CSAFE socket on the Cardio Machine. Purchase with Receiver if the socket is at console l...
View full detailsThe 16 channel Fitness Audio UHF Body Pack System with FM41 Fitness Headset Microphone is built for fitness (up to 1 class per day) with a single o...
View full detailsThe FA-AL3-ANT antenna is a replacement component engineered for Fitness Audio Aerolink Bluetooth receivers. This specialized antenna provides opti...
View full detailsReplacement battery for the Fit 500 Focus Pro Portable PA. Note: this includes one battery only, the Fit 500 Focus Pro Portable PA is sold separate...
View full detailsFit 750 Carry Bag is the perfect match for the Fit 750 Portable PA. Has extra pockets to carry everything you need including the Fit750's charger, ...
View full detailsFitness Audio U-Series CycleMic Mini-TX Bundle The Fitness Audio U-Series with CycleMic Mini-TX Headset is a rugged, high-performance UHF wireles...
View full detailsFitness Audio DX6-TF Digital Wireless Bodypack Transmitter Replacement • Backup • Team Teaching Ready Elevate your wireless performance wit...
View full detailsThe Fitness Audio Aerolink Magnetic Remote Antenna delivers reliable signal reception for wireless microphone systems in dynamic fitness environmen...
View full detailsFitness Audio Wireless Microphone System for Hot Yoga & Heated Studios The Fitness Audio U-Series with CycleMic Mini-TX Headset is a rugged, h...
View full detailsCycleMic Fitness Headset Microphone for Fitness Audio UHF U-Series Designed for Heat. Built for Sweat. The CycleMic Fitness Headset Microphone is t...
View full detailsBuilt for the Heat: The Fitness Audio U-Series with CycleMic Headset is designed for Hot Yoga. Designed specifically for high-sweat environments li...
View full detailsEnergy-efficient external switching mode 12V DC power supply, for use with Shure BLX4, BLX88, BLX4R, PGXD4. Compatible with Shure wireless systems,...
View full detailsThe Fitness Audio Charging Dock is designed for use with the Fitness Audio digital belt pack transmitter (sold separately). The perfect solution fo...
View full detailsThe Fitness Audio Digital Wireless Microphone System with EMic Fitness Headset is great for yoga, pilates, dance studios, or any fitness classes. T...
View full details
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.
{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}