1.8 Kinds of Sound Changes: With 8 kinds of different sound changes, that is man to woman, woman to man, normal, lolita, , youth, king, witch. You can also use the fine tune button to adjust each sound for more different sounds. Perfect for chatting with friends and entertainment, voice change for on line games, etc. 2.8 Built In Sound Effects: Comes with 8 entertaining sound effects, just press the button for each sound to get interesting sound effects, that is applause, kiss, laughter, delight, , fright, crow and time. The LED lights of the phone sound changer, which has a separate button to control. 3.: The sound changer is small in size, light in weight, easy to carry, plug and play without installing any drive program. Just connect the sound converter to another device, and then your sound will be changed. It is perfect for indoor and outdoor use. 4.Compatible: The game live sound card is compatible for any mobile phone, computer, tablet, for IOS, for Android, and any game platform. To use a voice charger on a PC, you need an adapter. The interface of the sound changer is 3.5mm, i.e. 0.14in, but the interface conversion cable needs to be purchased separately for IOS.