The Bluetooth Light on the middle of the S1 changes indicates the current state of the S1.
| Light | Description |
|---|---|
| Flashing Blue | Indicates that the S1 is on.
|
| Steady Blue | Indicates that the Bluetooth Link is active. The light turns steady blue when you have an active call through the S1 and when you are streaming music through the S1. |
| Steady Red | Indicates that the battery is low. |
| Steady Orange | Indicates that the battery is charging. |
| Steady Green | Indicates that the battery is charged and you can now disconnect the S1 from the power supply. |
| Violet | Indicates that you have reached the minimum or maximum volume setting. |
| Flashing Red and Blue | Indicates that the S1 is in pairing mode. |