- Live Sound Card: large capacity battery for long use, providing reliable operation during extended live streams. A strong choice for uninterrupted performance. - Computer Voice Changing Tool (Voice Disguiser): 8 levels of reverberation to adjust the voice and 12 types of special sound effects to meet different needs. Enables customized voice for streaming, recording, or chats. - Portable Voice Changer (Computer Sound Card): simple operation that even beginners can master quickly. Portable design for easy use on desktop or in travel settings. - External Sound Card (Mobile Phone Sound Card): one button activation, fast and stable connection with low delay accompaniment. Ideal for mobile live streaming, calls, or gaming on the go. Practical use scenarios - Live streaming or podcasting on a computer: long battery life keeps sessions going without frequent recharges. - Online gaming, voice chats, or broadcasts: use voice changing features to customize tone and effects for entertainment or privacy. - Mobile recording or streaming: one button on, stable low latency connection for smooth on-the-go communication.