2in1 Wired&Wireless Handheld Microphone Receiver Studio System

2in1 Wired&Wireless Handheld Microphone Receiver Studio Un-directional Specifications: Microphone sensitivity: -72dB Directivity: Un-directional Frequency response: 100 to 10,000Hz Out put impedance: 600ohm Operating voltage: DC 1.5V Working distance: 15 to 30m Jack dimension:6.3mm Features: Wired: 1.Make sure the battery is not in the Microphone. And plug the cord to the microphone and your audio amplifier. 2.Switch microphone to MIC position, and start to sing. Wireless: 1.Install batteries into both microphone and receiver. Switch on them, the connection will be built easily. With LED indicator. 2.Switch microphone to ON position, and start to sing. 3.Switch microphone to MIC position when you need a short break. It won't collect other voices to the microphone. 4.If it does not work normal. Use a screw to press the RESET hole on the receiver. 5.If there are two wireless microphone working together. Please adjust one to red light, another one to green light. 6.If you don't use it for long time. Please take batteries(not included)out to protect the microphone's components. Package: 1 x Microphone 1 x Microphone Wireless Receiver 1 x Microphone Wireless Transmitter 1 x Microphone Cord 1 x User Manual