Main Features:<br />● 2 in 1 design， switch wireless / wired mode freely<br />● Directivity: Uni-directional<br />● Advanced dynamic microphone core， cardioid directivity<br />● True reproduction of human voice， singing happily as you desire<br />● Microphone and receiver are powered separately by 1?x?AAA?battery?( not?included )<br />● Directivity:?Uni-directional<br />● Frequency?response:?100HZ - 10000HZ<br />● S / N?ration:?No less than 60dB<br />● Operating?voltage:?DC 1.5V<br />● Service?areas: 8 - 20M<br />● Impedance:?600 Ohm<br /><br />    Specifications<br />Product Details<br />  Type: Wired/Wireless                                                  <br />                        Connection: Others                                                  <br />                        Frequency Range : 100HZ - 10000HZ                                                  <br />                        Product weight: 0.081KG                                                  <br />                        Package weight: 0.290 KG                                                  <br />                        Product size (L x W x H): 17.600 x 4.500 x 4.500 cm / 6.929 x 1.772 x 1.772 inches                                                  <br />                        Package size (L x W x H): 21.500 x 9.500 x 7.000 cm / 8.465 x 3.74 x 2.756 inches                                                  <br />                        Package Contents: 1 x WM308 2 in 1 Wired Wireless Handheld Dynamic Microphone with Receiver for Karaoke， 1 x Receiver， 1 x Microphone Wire， 1 x Wireless Antenna， 1 x English User Manual                                                 <br /><br /><br /><br />                                            <br /><br /><br /><br /><br /><br /><br />                                                <br />