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Samson Airline 77 AH7 Fitness Headset (K1 band: 489.050 MHz) Wireless headset microphone transmitter designed for trainers and fitness instructors at Crutchfield
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Samson SAQEPK Fitness Headset Microphone, 1/8" (3.5mm), Hirose 4-Pin, Switchcraft TA3F and TA4F cables, windscreens, mic clip, and carry case
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EVO-E Water/Sweat Resistant Cableless Headset Mic & Pocket-Sized Wireless Receiver Mic System - Galaxy Audio
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