The Samson AirLine 77 AH7 is an amazing wireless microphone system tailored for fitness instructors and active performers. Its unique AH7 micro - transmitter is attached to a sweat - resistant Qe fitness headset microphone. Say goodbye to cables and beltpacks and enjoy an exhilarating and motivating experience. Now you can fully focus on your class or performance without audio concerns. Key features include an up - to - 300 - feet operating range (line - of - sight), a fitness headset with a built - in micro - transmitter (no beltpack or cable needed), a Qe condenser microphone with a bidirectional pickup pattern, a sweat - resistant design for high - energy users, up to eight hours of battery life on a single AAA battery, a True Diversity design to reduce dropouts, a mountable half - rack chassis, and 1/4 - wave antennas.

Using the Samson AirLine 77 AH7 Fitness Headset Wireless System is a breeze. First, insert a single AAA battery into the micro - transmitter on the headset. Turn on the receiver and the headset. You're now ready to go within a 300 - feet line - of - sight range. Remember to keep the transmitter and receiver in clear view for the best connection. As it's a sweat - resistant design, it's great for high - energy activities, but try to wipe it down after heavy sweating. When not in use, turn off both the headset and the receiver to save battery. For long - term storage, remove the battery. If you want to mount it, use the mountable half - rack chassis and the 1/4 - wave antennas for better performance.