oraimo Sound app redefines your headphones experience. Currently oraimo Sound is compatible with following models: FreePods 4, FreePods 3C, FreePods Lite, Riff 2, SpacePods, BoomPop 2,BoomPop 2S. Through your mobile device, you can find the following functions in oraimo Sound app: 1. Bluetooth connection and battery status indication. 2. EQ Settings: Provides predefined EQ presets and also allows you to create new EQ settings based on your preference. 3. Earbud Control: Allows you to change your button configuration based on your preference. 4. Noise Cancelling mode switch (Only available for supported model) 5. Firmware Upgrade: Able to upgrade earbuds' firmware to provide a better experience. (Only available for supported model)