Jarv Nmotion BTHL-201 User Manual page 10

Play/Pause Music
When the Bluetooth headset is connected with your mobile phone,
press the Power button once to play music. Press Pause button
quickly to pause music. (Attention: your mobile phone must support
A2DP profile.)
Previous Track
Press the "Volume +" key to select the previous track.
Next Track
Press the "Volume -" key to select the next track.
Connection With The Last Paired Device
When powered on, the headset will automatically connect with
the last successfully paired device. If the connection is successful,
it enters standby mode. If the devices fail to connect within 5
minutes after the pairing has been initiated, the headset will turn off
automatically.