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Dimensions: 106*25 (mm)
Product power consumption: less than 150MA
Model: V19 (Remark: DC power supply 5V optional)
Product Category: Audio Accessories
One: module function - audio, controllable player, household appliances, industrial applications
1, the production of simple audio, simple, cheap, suitable for the popular mid-range consumer market:
2, transform and upgrade the ordinary audio, so that the audio can easily play the MP3/WMA format song files in the U disk SD card, improve the sound quality of ordinary audio, and obtain effective music at low prices;
3, with other equipment, circuits, modules, secondary development and application, used in toys, gifts, fitness equipment, household appliances, broadcasting systems, etc.
4, easy to achieve Bluetooth wireless docking, listen to music as you like.
Two: main functions:
(1) Support led digital tube;
(2) Support USB, SD (TF), AUX, FM radio function;
(3) Support Bluetooth, compatible with Bluetooth 3.0 and below;
(4) Support the previous song, the next song, play/pause, mode conversion;
(5) Support FAT16, FAT32 file system;
(6) Support MP1 Layer3, MP2 Layer3, MP3 Layer3, version of the song;
(7) Support MP3 songs of 32-320 kbps;
(8) Support infrared remote control reception
(9) The module contains an MP3 song decoding chip;
Three: button operation instructions
Host button:
1. PREV: Short press the previous song in the USB/SD/Bluetooth state; short press the last station in the FM state, press and hold the volume down.
2. PLAY/PAUSE short presses play/pause in USB/SD/Bluetooth status, long press auto scan station in FM state;
3. NEXT: Press a short button in the USB/SD/Bluetooth state; press a station shortly in the FM state and press and hold the volume.
4. MODE: When there is SD card and U disk: the switching sequence is USB→SD→Bluetooth→FM→AUX→USB; only U disk: switching sequence is USB→Bluetooth→FM→AUX→USB; only SD card Time: The switching sequence is SD→Bluetooth→FM→AUX→SD.
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USB: Connect U disk (maximum support 32GB)
LED: digital screen display, red
Infrared receiver module
TF: Connect TF memory card (maximum support 32GB)
AUX: Audio input interface
VOL-: Short press is to select the previous song; long press is to decrease the volume
PLAY/PAUSE: Short press is to switch between pause and play; long press is to radio FM automatic station
VOL+: Short press is to select the next song; long press is to increase the volume
MODE: Switch the sound of USB/TF/FM/AUX/BLUETOOTH; long press the recording function, long press again to play the recording file;
Main control IC: Jie Li solution AC6926
Bluetooth IC: Jerry AC6926 Bluetooth version is 5.0
Music format: MP3 / WMA / WAV / APE / FLAC
Call and recording function
Amplifier: 2*3W, can connect 2 3W speakers at the same time
Radio FM frequency: 87.5-107.5 MHZ
Support function introduction: support MP3/USB/TP/LINE IN/FM/BLUETOOTH/remote control connection
Voltage range 7V-18V,
Product size: length 108*width 78*height 32MM
2. Description of recording function
1. Long press the MODE button to start recording, press the MODE button again to cancel the recording and play the recording file;
2. When recording, you need to connect a storage device, such as U disk or TF card;
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