Cordless MIC/ Microphone System Wireless/ Cordless MIC/ Microphone System The receiver plugs into any standard 1/4' jack on your mixer, amp, or stereo. Supplied with 3.5 MM Connector helps user to connect it with smartphones & cameras for recording purpose. Directivity - Uni-Directional Operating Voltage - DC 1.5V, it is easy to install and use thanks to a step-by-step instruction manual Plug-and-Play connectivity Service Areas - 15-30m Can Be Used as a Corded Microphone, Or Wireless! Ensuring that connected hardware runs at peak performance High Quality Plastic Body. Please Note:- We recommend to use Duracell or other high quality batteries for better performance