BLX14E/SM31-K3E belaidė kūno rengybos ausinių sistema su SM31FH ausinių mikrofonu, analoginis, 606–630 MHz

The SM31FH cardioid condenser microphone with analogue transmission, designed for use in fitness instruction, features moisture-repelling construction for true performance in humid applications where corrosion damage is common.

Features

• Power and battery status LED
• Adjustable gain control
• Quick & easy frequency matching
• 2 AA batteries (included) provide up to 14 hours of continuous use
• 300 feet (91 m) operating range (line of sight)