Shure BLX14/SM31 — Wireless Fitness Headset System with SM31FH
BLX14/SM31 Overview
The Shure BLX14/SM31 is a complete wireless headset system designed for fitness instructors, presenters, and performers who require reliable, hands-free audio in high-activity environments. The system operates in the J11 band (596–616 MHz) and delivers up to 14 hours of battery life per charge, making it well-suited for extended sessions without interruption. At its core is the SM31FH headset microphone, engineered with moisture-repelling construction to withstand sweat and demanding physical use. This system is an ideal solution for group fitness facilities, houses of worship, corporate AV, and touring applications requiring a durable, self-contained wireless package.
The BLX14/SM31 ships as a ready-to-use system, including the BLX4 tabletop single-channel receiver, BLX1 bodypack transmitter, clothing clip, power supply, two AA batteries, windscreens, and user guide, minimizing setup time and reducing the need for additional accessories.
Key Features
- SM31FH Fitness Headset Microphone — moisture-repelling construction engineered for high-perspiration, high-activity environments
- Up to 14-Hour Battery Life — extended runtime on the BLX1 bodypack transmitter supports full-day use without battery changes
- J11 Frequency Band (596–616 MHz) — operates in a defined UHF band for reliable RF performance in compatible frequency coordination environments
- BLX4 Tabletop Receiver — single-channel receiver with a compact tabletop form factor for straightforward placement and integration
- BLX1 Bodypack Transmitter — low-profile bodypack with clothing clip for secure, discreet placement during movement-intensive use
- Complete Out-of-the-Box System — includes receiver, transmitter, SM31FH headset, clothing clip, power supply, two AA batteries, windscreens, and user guide
- Simple Setup — designed for fast deployment with minimal configuration, suitable for operators of all experience levels
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