*With 48V/5V/0V input switching button: Works with any dynamic/condenser microphone system,audio mixer, PA system, guitar audio system,Providing stable and reliable wireless transmission *16 Channels:The UHF band has 16 channels, the more powerful ability to minimize the interference from electronics products like phones,TV and routers, WIFI equipment. Double click the switch key to enter frequency modulation, continue to double click and then switch to the next frequency point, and save automatically after 2 seconds of rest. *Built-in rechargeable battery：Battery life moderate 4-8 hours (depending on what you use) , you can charge the receiver and transmitter at the same time. Compact and portable, let you get rid of XLR cable and turn your audio equipment into a professional wireless device. *High reception range: Up to 100-196 feet of working range, no cable clutter, you can free to play,sing and move, get rid of annoying cable and short wireless range. *With XLR male plug and 1/4'' male plug：Two kinds of plugs ensure that they can be used on most of your equipment, such as mixers, amplifiers, speakers, etc. This system is suitable for recording studios, theaters, lectures, outdoors, venues, weddings, mobile DJ's and so on. This is a specially designed for wired devices into wireless devices, so that users more convenient use of the converter. The converter is equipped with OV, 5V, 48V voltage regulator, and is compatible with movable-ring microphone and capacitor microphone to achieve wireless singing. UHF automatic frequency 16 frequency groups, support multiple simultaneous use, with no interference. If the frequency is interrupted, the frequency can be adjusted to optimize the use. Wireless transmission 100-196feet range, anti-interference, anti-howling, clear sound effect. Converter built-in 1000mAh high-capacity Battery, use time up to 6-8 hours. The converter is equipped with an XLR to 6.35 plug and can be used in speakers, mixers, power amplifiers, guitars and other audio equipment.