Overview:

• Chip:GPD2846A

• Support MP3 playback formats

• working voltage of 3.7 to 5-V

• Onboard 2W mono audio amplifier

• TF card slot for a micro-SD memory card 

Description:

This TF card MP3 decoder board utilises the GPD2856A MP3 decoder IC and has an onboard 2W mono audio amplifier IC (8002). This module is the updated version of the earlier GPD2846A TF card MP3 decoder board, and in this latest version, there is a TF card slot for a micro-SD memory card and an LED power indicator. The board requires only a power supply, direct speaker connection, and switches.  

Features:

• Support MP3 playback formats

• Automatically detects the headset is plugged in, and so by the IO port (Mute)

• Switch the external power amplifier directly, without external transistor.

• Support the volume size, the number of songs stored onT card / SD card, Udisk, users can save EEPROM

• In an AD-key port to achieve a variety of button combinations.There are two groups AD-key keyboard to choose from.

• It does not support infrared remote control,USB device mode nor USB audio mode.

Specifications:

• Working Voltage: 3.7V Lithium Battery 600MA or 5V USB Power Supply

• 2W Mixed mono Amplifier With Power supply ,it can play AutomaticlyWith LED indicator

• Supports MP3 format playback

• Supports SD card

• Does not support infrared remote control.

• Does not support USB device mode

• 34.23mmx22.33mmx1mm

Key definitions:

• [Prev]: Previous, played on an MP3.

• [Next]: Next, play the next MP3.

• [P / P]: Play / Pause, play and pause between each switch between the two.

• [V ++]: Volume ++, long press will continue to increase the volume until you release the button.

• [V--]: Volume--, long press will continue to decrease the volume until you release the button.

• [Sp+]: Speaker +

• [Sp-]: Speaker-

Package Includes:

• 1 x GPD2846A TF Card MP3 Decoding Module 2W Power Amplifier Memory Playback