Sms-audio STREET by 50 User Manual download pdf (Page 6)

Active Noise Control:

LED status:

Blue – ANC Power on, indicating that the active noise cancellation

function is turned on.

Red – Headphone under charging.

Green – Fully Charged.

None – ANC Power off, the headphone still can be used.

ANC switch:

It allows you to turn on/off the active noise cancellation control function.

note: up to 15db reduction in outside noises.

Battery:

Built–in lithium ion batteryallows user to listen to music for around

65-70 hrs with ANC on. Charging time for battery is only 2.5 hrs.

Active Noise Control

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Sms-audio STREET by 50 User Manual Page 6