Black Heartbeat Icon

A crisp, simple icon showcasing a white waveform, similar to a heartbeat monitor reading or an audio signal, neatly enclosed within a white circular frame. The design is set against a solid black background, creating a clear and high-contrast appearance. It effectively communicates ideas related to pulse, sound, health, or rhythmic energy in a straightforward visual style.

heartbeat - waveform - audio - pulse - icon - circle - health - rhythm - black