* Equipped with a 48V/5V/0V input switch: Compatible with any dynamic/condenser microphone system, audio mixing console, PA system, and guitar amplifier system, providing stable and reliable wireless transmission.* 16 Channels: The UHF band offers 16 channels, effectively reducing interference from mobile phones, TVs, routers, Wi-Fi devices, and other electronic products. Double-click the switch button to enter FM mode, and double-click again to switch to the next frequency. It automatically saves the frequency after a 2-second pause.* Built-in Rechargeable Battery: Battery life is 4-8 hours (depending on usage), and it can charge both the receiver and transmitter simultaneously. Compact and portable, it frees you from the constraints of XLR cables, turning your audio equipment into a professional wireless device.* Wide Reception Range: Effective operating range reaches 100-196 feet (approximately 30-60 meters), eliminating tangled cables. You can play, sing, and move freely, free from annoying cables and the limitations of short wireless transmission distances.* Equipped with both XLR male and 1/4-inch male plugs: Both plug types ensure compatibility with most of your equipment, such as mixing consoles, amplifiers, speakers, etc. This system is suitable for recording studios, theaters, lectures, outdoor events, performance venues, weddings, mobile DJs, and more.