Method for volume adaptation, mobile electronic device and computer program product using the method thereof

A mobile electronic device, comprising:

• a sound-producing unit, for starting a sound producing function;
• a data collection unit, coupled to the sound-producing unit for, at intervals and when the sound producing function is started, sampling a present first environmental noise, inquiring about a present set playing volume of the mobile electronic device, and obtaining a second environmental noise occurring on setting the playing volume;
• and
• an adjusting unit, coupled to the data collection unit for adjusting the playing volume according to the first environmental noise and the second environmental noise.

A computer program product, comprising at least a program instruction, wherein the program instruction is to be loaded into a mobile electronic device having a sound producing function for performing the following steps:

• starting the sound producing function;
• at intervals, sampling a present first environmental noise, inquiring about a present set playing volume of the mobile electronic device, and obtaining a second environmental noise occurring on setting the playing volume;
• and
• adjusting the playing volume according to the first environmental noise and the second environmental noise.