5Pcs Mini MP3 Player Module MP3 Voice Audio Decoder Board Supporting TF Card U-Disk IO/Serial Port/AD
- Description
DC: 3.3-5v
2 colors, Red and black, we will shipped randomly.
DFPlayer Mini is a compact and inexpensive MP3 module can be directly connected to the speaker. Module with battery power, speaker, the keypad can be used alone, or through the serial port control, as the UNO or any microcontroller with a serial port module. The module itself perfectly integrated hardware decode MP3, WAV, WMA. While the software supports TF card driver to support FAT16, FAT32 file system. Can be done through simple serial commands specified music player, as well as how to play music and other functions, without the cumbersome underlying operating, easy to use, stable and reliable.
Technical Specifications:
Application:
PINOUT:
| Pin number | Pin name | Function | Remark |
| 1 | VCC | Module power input | 3. 3V—5V, 5V is recommended, do not exceed 5. 2V |
| 2 | RX | UART serial data input | |
| 3 | TX | UART serial data output | |
| 4 | DAC_R | Audio output right channel | Drive headphones, amplifier |
| 5 | DAC_L | Audio output left channel | Drive headphones, amplifier |
| 6 | SPK2 | Connect small speaker | Drive less than 3W speakers |
| 7 | GND | Ground | Power ground |
| 8 | SPK1 | Connect small speaker | Drive less than 3W speakers |
| 9 | IO1 | Trigger port | Default previous song (long press volume down) |
| 10 | GND | Ground | Power ground |
| 11 | IO2 | Trigger port | Default next song (long press volume plus) |
| 12 | ADKEY1 | AD port 1 | The first song when triggered (long press cycle first song) |
| 13 | ADKEY2 | AD port 2 | Fifth track when triggered (long press cycle fifth track) |
| 14 | USB+ | USB+ DP | Connect U disk or USB port of computer |
| 15 | USB- | USB- DM | Connect U disk or USB port of computer |
| 16 | Busy | Playback status | With audio, output low. No audio, output high |
5 x DFPlayer Mini MP3 Player Module
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- Q & A
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: Where is the origin of Elecbee products? Are they certificated?2023-03-03
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Answer:
Elecbee has long-term cooperation agreements with the OEM factories in China. So that we are able to reduce the intermediate channel cost, and help you save money. Our products are all made strictly according to the relative global standard, to ensure the products have good compatibility and excellent quality.
2023-03-03
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: What forms of payment do you accept?2023-03-03
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Answer:
Our main payment methods include Paypal, Credit Cards, Debit Cards, Bank Transfer, and more to discover. Please choose the payment methods in your favor.
2023-03-03
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: When will you arrange shipment?2023-03-03
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Answer:
After confirming receipt of your payment. We will arrange the delivery as soon as possible and upload the courier number to the website for you to track.
2023-03-03
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: How to exchange or return?2023-03-03
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Answer:
1. You can apply to return within 30 days after receipt of the goods. Please make sure the outside package is intact, and the product is in its original condition. We will arrange your refund according to the relevant provisions once the package is received.
2. Return process: You Apply for a Return - Approve the Return - Arrange a Return - Receive the Products and make Inspection - We arrange a Refund;
3. We will bear the freight charges for returns caused by us, for instance, the quality problem. As to returns caused by the buyer, the buyer should be responsible for the shipping fee.
2023-03-03
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