Samsung EO-SG510 User Manual page 13

Using the Bluetooth speaker
Answering a second call
When a second call comes in during a call, the Bluetooth speaker will emit a beep.
To end the current call and answer the second call, press and hold the Play/Bluetooth pairing
button.
To place the current call on hold and answer the second call, press the Play/Bluetooth pairing
button.
To switch between the current call and the held call, press the Play/Bluetooth pairing button.
Ending a call
Press the Play/Bluetooth pairing button to end the current call.
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