






🎧 Own the room, not the sweat.
The SM31FH is a hydrophobic, wireless fitness headset microphone designed for fitness instructors and aerobics professionals. Featuring a unidirectional cardioid condenser capsule, it delivers clear vocal reproduction with excellent off-axis noise rejection. Its moisture-repelling construction and rugged design ensure durability in humid, sweat-heavy environments. Compatible with Shure wireless systems via TA4F connectors, it offers a secure, comfortable fit with flexible gooseneck adjustment for precise positioning.









| Power Source | PHANTOM POWER: All condenser microphones require phantom power to operate. Please refer to the User Manual for more details on power requirements. |
| Number of Batteries | 1 Lithium Ion batteries required. |
| Signal-to-Noise Ratio | 78 dB |
| Number of Channels | 1 |
| Polar Pattern | Unidirectional |
| Microphone Form Factor | Microphone Only |
| Connectivity Technology | Wireless |
| Connector Type | TA4F |
| Special Features | windscreen and compatibility with Shure bodypack systems for replacement of TA4F-connected microphones. |
| Compatible Devices | Headphone |
| Item Weight | 6.4 ounces |
| Item Dimensions | 7.6 x 6.4 x 3.2 inches |
| Color | Black/orange |
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