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.

We are here to help! We understand how essential it is for your instructors to have the right equipment to effectively lead their classes. Thatβs why we've handpicked the microphones and sound systems seen in this collection based on previous Crunch franchise orders. The items shown first are the most commonly sold products for Crunch Fitness franchises. We have also included products we recommend over the Shure BLX system we commonly see used at Crunch locations. Please reach out to us for any system recommendations or questions you may have.
Plus, we have an exclusive discount code just for you! DON'T FORGET TO USEΒ YOUR CRUNCH AV NOW COUPON CODE: CRUNCH5
4.9 / 5.0
115 Reviews
Β Weβve changed the game, with the new,Β worlds-first MultiMic Fitness Headset Microphone! Basically, if the EMic plug fits, it will work! i.e Our ...
View full details5.0 / 5.0
6 Reviews
The Shure BLX1 Bodypack is the bodypack transmitter for the Shure BLX wireless microphone system. Broadcasts to the Shure BLX4 receiver. Uses a TA4...
View full detailsThis Shure BLX Wireless System with E-mic Fitness Headset Microphone is designed to meet the needs of traveling fitness instructors, educators, per...
View full detailsShure Heavy-Use UHF Body Pack System with TWO E-mic Fitness Headset Microphones. With extended range and long battery life, plus easy setup and ope...
View full detailsStay powered up with the Ansmann Comfort Series for 4 AA/AAA! This rechargeable batteries set includes 4 rechargeable AAA or AA batteries. It's a d...
View full detailsReduce waste and cut costs with the Ansmann AA 4-Pack High Capacity Rechargeable Batteries, designed specifically for fitness audio gear used by in...
View full details4.77 / 5.0
30 Reviews
This AV Now black fitness belt pouch, for microphone transmitters, is an AV Now Exclusive! Designed for the fitness industry and a must-have for an...
View full detailsBuy in bulk and save! AV Now's SP-7 FitPouch Microphone Transmitter Belt Pouch is an AV Now Exclusive. Designed for the fitness industry. The trans...
View full details4.96 / 5.0
48 Reviews
Protect your wireless headset microphone from spit, sweat and the elements, while ensuring that it sounds its best with this 5 pack of Black Oval W...
View full details4.76 / 5.0
21 Reviews
SafeguardΒ your Samson headset and/or Fitness Audio E-mic with oval fitness headset microphone windscreens, sold in a 5-pack with 5Β different colors...
View full detailsProtect your wireless headset microphone from spit, sweat and the elements, while ensuring that it sounds its best with this 25-pack of Black Oval ...
View full details5.0 / 5.0
5 Reviews
Exact replacement for E-mic fitness headset microphone adjustment band. The solution for the broken headbands on E-mic. Donβt waste a perfectly goo...
View full details5.0 / 5.0
1 Review
Samson's top-of-the-line powerful portable is designed to handle groups of up to 40 people when used on a tripod stand.Β The XP312w all-in-one port...
View full details4.5 / 5.0
2 Reviews
The Samson XP310W portable speaker with built-in Samson Airline AH9/QE Fitness Headset Microphone System is designed to meet the specific demands o...
View full details4.92 / 5.0
13 Reviews
Headset only! This is to be used with a Samson AirLine 99m receiver, CR99 receiver, or a Samson CR88a portable speaker receiver (all sold separatel...
View full details4.83 / 5.0
23 Reviews
Fitness Audio Sweat Barrier for Fitness Headset MicrophonesNot just for Hot/Bikram Yoga, these are perfect when you are teaching any class with the...
View full details4.5 / 5.0
2 Reviews
The Shure GLXD14+ Digital Wireless Microphone System with the EMic Fitness Headset Microphone is the ultimate solution for group fitness instructor...
View full detailsThe Shure GLX-D + Wireless Microphone System Heavy Use Bundle with (2) E-mic Fitness Headset Microphones and (2) Transmitters is the perfect soluti...
View full details5.0 / 5.0
1 Review
Don't sweat itβget your groove back with the Shure GLXD1+ Bodypack Transmitter! This game-changing replacement transmitter is perfect for fitness i...
View full details4.67 / 5.0
3 Reviews
The 16 channel Fitness Audio UHF Body Pack System with E-mic Fitness Headset Microphone is built for fitness (up to three non-consecutive classes ...
View full detailsGet special bundle pricing on this combination of the most sweat-resistant UHF transmitter you'll ever find coupled with our best-selling fitness-...
View full details4.69 / 5.0
16 Reviews
NO BELT PACK. FITNESS-RATED DURABILITY. Built for fitness with a single SEALED on/off switch, coated circuit board, NO BELT-WORN TRANSMITTER. 8 ch...
View full detailsNO BELT PACK. FITNESS RATED DURABILITY.The Fitness Audio Mini-TX E-mic System Heavy-Use Bundle Microphone System is a two headset bundle that is bu...
View full details4.83 / 5.0
6 Reviews
NO BELT PACK. FITNESS RATED DURABILITY. Transmitter and headset only. Built for fitness with a single SEALED on/off switch, coated circuit board, N...
View full detailsGet special bundle pricing on this combination of the most sweat-resistant UHF transmitter built for fitness aerobics classes, coupled with our bes...
View full details4.83 / 5.0
6 Reviews
This is an additional transmitter for Fitness Audio UHF Wireless System.Β Use this UHF Transmitter for Fitness Audio U-Series Wireless System as an...
View full details5.0 / 5.0
1 Review
Antenna for Fitness Audio UHF Wireless Microphone Receiver with a threaded connector. It can be used to replace damaged antennas on Fitness Audio's...
View full detailsSecurely mount your Fitness Audio wireless mic receiver in a rack and route the antennas to the front of the rack.Β This is the rackmount kit for t...
View full details5.0 / 5.0
1 Review
This Sound System Package is great for small-medium group exercise or cycle rooms (up to 1200 square feet). This particular kit does not include a ...
View full details5.0 / 5.0
3 Reviews
This sound system is ideal for use in group exercise rooms or cycle studios up to 1,500 square feet. Top features include two Electro-Voice ZLX-12 ...
View full detailsThe Easy Buy 2000 gym sound system is perfect for group fitness exercise rooms or cycle studios up to 2,000 square feet that want to deliver a club...
View full detailsYou have found the most powerful fitness sound system package available on the internet! This sound system is designed to impress and is the perfec...
View full details4.0 / 5.0
1 Review
Introducing the AV Now Horizontal Microphone Transmitter Belt Pouch, designed to securely hold your bodypack transmitter on your waist. This black,...
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 detailsThe FA-AL3-ANT antenna is a replacement component engineered forΒ Fitness Audio Aerolink Bluetooth receivers. This specialized antenna provides opti...
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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.
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