GGMM-E Series is an Android app designed to control and manage E2, E3, and E5 speakers from GGMM International Co. Ltd. The app offers network connection, speaker control, voice login, and device management features.

With the network connection function, users can connect their speakers to their home Wi-Fi network via the app. The speaker control feature allows users to select their favorite audio with remote control playback, preset song list, and more. Additionally, users can set multiple speakers to synchronize control playback.

The voice login feature enables users to register and log in to the voice platform, allowing for interactive and voice-controlled management (available on some models). Finally, the device management function allows users to manage speaker device information, firmware upgrades, factory resets, and more through the app.

Overall, GGMM-E Series is a convenient and easy-to-use app for controlling and managing GGMM-E series speakers.