1.MAIN FREQUENCY INCREASED TO 320MHZ DOUBLE THE PROCESSING SPEED OF THE GENERALPURPOSE SOUND CARD IN THE MARKET THE LIVE BROADCAST EFFECT IS MORE REALISTIC! 2.ORGINAL TEGINOLOGY ONE KEY TO ELIMINATE THE ORIGINAIL SOUND Cant find the accompaniment when singing one key to help you solve 3.ONE-CLICK SMART Automatically lower the background music when talking, stop talking and automatically restore 4.FOUR Professional Live Broadcast modes: Auto Tune, Voice Changer, USB Mic, Music Dodg 5.COMPATBLE WITH COMPUTER MOBILE PHONE AND TABLET HIGH COMPATIBILITY SUPPORT MOST MAINSTREAM SYSTEMS Android, win7, win8 win10. Support Android, , mobile phone, computer, tablet, notebook Microphone type: condenser Pointing feature: heart-shaped pointing Channel: 2 Battery capacity: 500mah Colour:black Material:ABS Size:13.7 x 10.7cm Package Contents: 1 x sound card 1 x live line 1 x accompaniment line 1 x charging cable Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.