Samson AirLine XDm Headset Wireless Microphone System For Fitness InstructorsComplete Wireless Freedom: The AirLine XDm provides fitness instructors and active performers with a bodypack-free wireless solution. Its AHD micro-transmitter is seamlessly integrated into the headset for freedom of movement and reliable performance, even in sweaty conditions.Effortless Control: The AHD Wireless Transmitter offers up to six hours of battery life with a rechargeable lithium-ion battery. It features variable gain and audio mute controls for ultimate convenience.Portable Desktop Receiver: Compact and travel-friendly, the RXD1M desktop receiver offers versatile connectivity options (XLR, 1/4", 1/8"). One-touch pairing simplifies setup so you're up and running in no time, no matter where your performance takes you.Make an Impact: Designed for fitness instructors and high-energy performers, the Qe Headset Microphone offers comfort and security with a lightweight design and padded headband. Its condenser microphone with sweat-resistant capsule delivers crystal-clear sound.Rock Solid Transmission: The AirLine XDm uses 2.4 GHz wireless technology for up to 100 feet of range. High-definition digital sound ensures that your voice is heard loud and clear.