Features: Pocket Size: Compact in size, light in weight, convenient to be placed in pocket without being bulky. Just enjoy the pleasure of sound anywhere. Various Sound Modes: Up to 7 different and distinctive sound modes are provided, easy to modify your sound to that of child, monster, female, male, etc. Convenient Operation: Corresponding indicator light on when a specified mode selected by short pressing and dialing the gear on the side. Rather visual and simple. High Compatibility: Compatible with smartphone with Type-C interface, also can be used with tablets, computer, game machine through 3.5mm plug adapter(not included). Wide Applications: Designed for various scenes, such as live streaming via smart phone, voice chat during mobile game, online Karaoke, funny video call, post dubbing, etc.