There is music in the phone allows enjoying the music but it wastes the battery. Listen to frequently make the battery again if headphones are plugged in depreciation often lose health system, cochlear.
A music phone lets you enjoy your music. But it makes battery Frequently make it on battery life. The headphone jack if it is unhealthy or auditory nerve.
There is music in the phone lets enjoy listening to music. But it makes waste batteries. Listen to the Beit batteries often deteriorates. And if the earphone often makes healthy nervous system ears.