โมดูล MP3 แบบอนุกรมในตัวโมดูลเสียง MP3 คุณภาพสูง MP3 โมดูลเสียงพร้อมแอมพลิฟายเออร์ 2X3w

Features
1). With high quality audio decoder, supports MP3 and WAV audio formats.
2). Sampling rates supported: 8/11.025/12/16/22.05/24/32/44.1/48(KHz).
3). 24 bit DAC output and supports dynamic range 90dB and SNR 85dB.
4). Supports key control mode, parallel control mode and UART serial port control mode.
5). Possible to update audio files in the SD card via the USB connecting with PC(supports Win XP and Win7 systems).
6). Supports maximum 3000 audio files under the root directory of the storage device.
7). Supports maximum 99 folders and each folder stores maximum 255 audio files.
8). Supports playback of multiple audio files one by one without pause.
9). Supports advertisement inter-cut function during playing a sound.
10). Built-in double 3 watts amplifiers that can drive two 3 watts speakers directly.
11). Adjustable 30 levels sound volume.
12). Power input range: DC3.3-5V(5V is typical)
13). Module size: 40x40mm

Applications
1). Special places(advertising equipment, alarms, announcers, MP3 players, toll stations, car parks).
2). Industrial control areas(elevators, industrial equipment and so on).