The BY-XM6-S4 is a wireless microphone that is ideal for various applications such as live performances, videography, interviews, and presentations. It offers flexible signal transmission without cables, allowing for high mobility. The set includes two lavalier microphones, which are excellent for simultaneous use by two people, as well as two microphone transmitters that ensure easy handling. With a sensitivity of -39 decibels (dB) and a frequency range of 35 to 18,000 Hz, the microphone delivers clear and precise audio quality. Power is supplied by batteries, providing a battery life of up to 7 hours, which is sufficient for longer recordings or events. The package also includes two windshields and two charging cables, making it easier to use in various conditions. The BY-XM6-S4 is thus a versatile solution for anyone who values high-quality audio recordings.