Micro letter speaker how to do small sound?
5: microphone problems, which can be reflected in 3, you can also use other recording software to try
4: handset problem: casually open the music software to listen to music to judge
3: the handset is set to the earplug mode, then need to confirm: Please insert the earplugs to do the operation of 1,2 to determine whether this problem, if it is in the corresponding settings interface changes or contact me.
2: the other voice problem: Please yourself in the premise of a record of their own voice and then listen to whether the sound
1: may your phone in a separate program need to adjust the sound alone, so in the receiving voice interface: A open the phone voice dial, such as the left side of the mute switch paddle, B: tune the sound, and then listen to
