The Shure BLX14/SM35 Wireless Headset System is designed for performers, presenters, and fitness instructors who need the freedom of hands-free operation with legendary Shure sound. Featuring the SM35 cardioid condenser headset microphone with moisture-repellent construction, it ensures comfort, durability, and clear vocal pickup in active, high-humidity environments. Paired with the BLX1 bodypack transmitter and BLX4 tabletop single-channel receiver, the system provides simple setup, reliable RF performance, and professional-quality audio. With up to 14 hours of battery life and a range of 300 ft (100m), the BLX14/SM35 delivers confidence and performance for any stage, class, or event.
Includes SM35 cardioid condenser headset microphone with sweat-resistant design
BLX1 bodypack transmitter for secure, lightweight wear
BLX4 tabletop single-channel receiver with one-touch QuickScan setup
Professional Shure sound quality optimized for speech, vocals, and fitness use
Moisture-repelling construction ideal for gyms, classes, and active environments
Reliable RF with up to 100m (300 ft) range
Up to 14 hours of continuous operation on 2 × AA batteries
Expandable up to 12 compatible systems per frequency band* (region dependent)
Ships with windscreen, clothing clip, PS24 power supply, 2 AA batteries, and user guide
System Type: Wireless headset microphone system
Receiver: BLX4 tabletop single-channel diversity receiver
Transmitter: BLX1 bodypack transmitter
Microphone: SM35 cardioid condenser headset microphone
Frequency Response: 50 Hz – 20 kHz
Polar Pattern: Cardioid
Operating Range: Up to 100 m (300 ft)
Battery Life: Up to 14 hours (2 × AA batteries)
Simultaneous Systems: Up to 12 per frequency band (region dependent)
Outputs: XLR and ¼" instrument outputs
Accessories Included: Windscreen, clothing clip, PS24 power supply, 2 AA batteries, user guide