| 摘要 |
PURPOSE: A separable MP3 player is provided to employ an MP3 player portable part by separating a sound source, a sound source player, and a preamplifier from a power amplifier and a power unit, to employ the power amplifier and the power unit as an MP3 player fixing part. CONSTITUTION: An MP3 player fixing part(10) consists of a power converter and a power amplifier. The power is coupled from an external power unit to a power converter, and the power converter converts the power. The power amplifier amplifies an audio signal. An MP3 player portable part(30) drives an MP3 interpreter, a compressor, a battery(40), a semiconductor memory element(41), and a voice output device(35), and implements a preamplifier for controlling high and low of a sound in compact size.
|
