EarStudio is a free remote control application for Radosone's EarStudio Bluetooth receiver hardware device. This app displays essential information about the EarStudio device, such as name, version, battery status, and playback information. Additionally, it provides detailed sound control options for EarStudio, including analog volume, DAC digital filter, and DAC oversampling rate.

To use the app, you need to perform a device search first. The device search menu is accessible by clicking the menu button at the top left of the window. The app requires Android Jelly Bean MR2 or over to function.

EarStudio is a handy tool for those who own Radosone's EarStudio Bluetooth receiver. With its detailed sound control options and essential device information, it makes the user experience more convenient and efficient. However, it's important to note that this app is solely a remote control application for Radosone's EarStudio Bluetooth receiver hardware device and not a standalone music player app.