Use these settings to add "warmth" and "thump" to tracks that lack low-end.
Be careful with this on low-bitrate streams. While it increases the soundstage width, extreme separation can cause phase issues or "multipath" distortion in FM signals. 3. Final Limiting and Clipping stereo tool settings
Stereo Tool uses a to balance frequencies. Use these settings to add "warmth" and "thump"