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.

Find rechargeable batteries, chargers, and accessories for your fitness equipment needs. Save money, reduce waste, and keep your studio running smoothly. Learn how much you can save by switching to pro-rechargeables: Take the Battery Challenge
HALF-RACKMOUNT 9 VOLT BATTERY CHARGERHalf-rack space (9.5 in) rackmount charger for 4 9V NiMH batteries. Deep pulse refreshing, individual monitori...
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9V Rechargeable Battery with High Capacity, Low Discharge - This Power-packed 9Vrechargeable battery is perfect for power hungry applications. Long...
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This pack of 4 Max E Pro AAA Rechargeable Batteries have run times of 8+ hours in most wireless mics. Compatible with most Ansmann chargers. Yields...
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 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 detailsHigh Voltage Dual Battery Charger with 2 Rechargeable Batteries – Save on Power for Your Wireless Microphone SystemSay goodbye to dead batteries in...
View full detailsSamson AirLine Micro USB Charging Cable - Dual USB Mini Connectors for AirLine Micro System - Ensure seamless charging for your Samson AirLine Micr...
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This is a replacement charger for Samson AH8 Airline 88 and Airline AH9 99 Headset Microphone transmitters. Product details: Charger for the Samso...
View full detailsDo you own a fitness, cycle or group-ex workout facility? You need a battery tester!Do you teach group exercise and use a microphone? You need a ba...
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 detailsOriginal Replacement Part Wall Charger/Power Transformer for BaquaPak True-Waterproof submersible wireless microphone transmitter. Uses a military-...
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High Voltage Battery Charger with Rechargeable Battery Save a bundle on powering your wireless mic system. Ni-MH (that's nickel-metal hydride), 200...
View full detailsReplacement battery drawer for Fischer Amps ALC 49 or ALC 89 rackmount battery charger (by Ansmann). Details: Fits one 9V batter Does not include ...
View full detailsThe Fischer Amps Half Rack-Mount AA or AAA Battery Charger is a professional-grade solution designed for efficient charging of up to 8 AA or AAA re...
View full detailsGalaxy Audio BATTTV10 Replacement Battery for the TV10 or TV8 Portable Speakers. Includes one replacement battery for the TV10 or TV8 Note: 2 ba...
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Magnetic Charging Cable for Samson Airline 88 Microphone, enjoy the convenience and reliability of a sophisticated charging solution for all of you...
View full detailsSound Off Squid Recharger for Glo2 Headphones. Charge up to 20 pairs of headphones simultaneously with (1) Squid Recharger. Brand: Sound OffInclude...
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Anchor Audio RC-2 Power Brick Charger for MegaVox 2, Go Getter 2 and Acclaim 2
Replacement Power Brick Charger for Anchor Audio MegaVox 2, Go Getter 2 & Acclaim 2. Keep your equipment powered and ready to go with the RC-2 ...
View full detailsThe Shure SB904 Lithium-Ion Rechargeable Battery for GLXD1+ Transmitter can only be used with Shure's GLXD1+ Transmitter (sold separately). The Shu...
View full detailsKeep your Shure GLX-D+ Dual Band Transmitter juiced up wherever you go with Shure's SBC10-USBC wall charger! No need to remove batteries - just plu...
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 detailsReplacement power supply for Sound Off's Blade 2-series or Bolt 2-series transmitters. This power supply is designed for use with Sound Off compati...
View full detailsThe Ansmann Comfort Series charger helps keep fitness centers and gyms, as well as our environment, running smoothly. It charges up to 4 AA/AAA bat...
View full detailsReplacement Battery for Samson XP106, XP106w, XP40i, XP40iw, an internal, rechargeable battery capable of up to 20 hours of continuous audio on a f...
View full detailsShure SB900B Rechargeable Battery works seamlessly with digital Axient systems (AD1, AD2, AD3), ULX-D and QLX-D wireless, plus PSM 1000, PSM 900 an...
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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 detailsFitness Audio Fit 500 Battery - Original replacement part for the Fit 500 Portable Sound System. Heavy-duty rechargeable 12V 2.9Ah sealed Lead-Acid...
View full detailsThe Sound Off RTENB1 BYO Receiver Tentacle 1USB Charger cable can be used to charge your Sound Off™ BYO Receiver. Part# RTENB1 Measures 5′ long B...
View full detailsSound Off Squid Recharger for Glo4 Headphones. Charge up to 16 pairs of headphones simultaneously with (1) Squid Recharger. Brand: Sound Off Inclu...
View full detailsRACKMOUNT 9 VOLT BATTERY CHARGERCompact rackmount charging solution designed for fitness studios and gyms using the Fitness Audio U-Series bodypack...
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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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