From the “Sound” page, which can be accessed by pressing the “Sound” tab on the bottom of the main page.
By pressing the gear icon in the top-right corner, you can control the volume for the bulbs individually.
Please note, you can also control the volume via the volume up and down buttons that are on the side of almost every smartphone.
From the sound settings page, you can control the EQ Presets, whether the bulbs will play the left channel, right channel or both. You can also control whether or not the bulb will play any audio.
Note: The Pulse Link, the device that acts as the master, does not play audio. The Pulse Satellites, which are shown below the Pulse Link on the “Sound Settings” page, play audio.