<p>DEMO: Product used in store as demonstration but never sold. Package has been opened. </p>
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<p>The AirLine 77 AH7 Fitness Headset System is the perfect wireless microphone solution for fitness instructors and active performers. Its AH7 micro transmitter mounted on a sweat-resistant Qe fitness headset microphone provides an exciting and motivating experience with reliable performance.</p>
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