![](https://img.alicdn.com/imgextra/i4/245699546/TB28BIteVXXXXXdXpXXXXXXXXXX-245699546.jpg)
Baby features:
1. The USB port can charge the mobile phone and read the MP3 music in the U disk;
2. AUX input function, which can be connected to external audio such as computers, mobile phones or CDs;
3. DC 8-18V wide voltage input, suitable for retrofitting of equipment such as cars using batteries;
4. External button interface, connect the corresponding interface to the ground button to realize the button function;
5. Without power amplifier, it can be added to old-fashioned power amplifiers, car CDs and other equipment with power amplifiers.
Baby show(In-kind shooting, there may be chromatic aberration due to the factors of the camera and display):
![](https://img.alicdn.com/imgextra/i2/245699546/T2tvfQXqXaXXXXXXXX_!!245699546.jpg)
![](https://img.alicdn.com/imgextra/i4/245699546/T2cc6QXrJaXXXXXXXX_!!245699546.jpg)
Product specifications ((Width 36*depth 60mm):
![](https://img.alicdn.com/imgextra/i1/245699546/T2PK6PXz8aXXXXXXXX_!!245699546.jpg)
Function description of external keys:
1. MODE: Switch between AUX and U disk;
2. MEXT/V+: Long press to increase the volume, short press to play the next MP3 song;
3. PLAY: press MP3 to pause, press again to play;
4. PREV/V-: Long press to decrease the volume, short press to play the previous MP3 song.
Button connection: One pin of the switch is connected to the function interface, and the other pin is connected to GND.
![](https://img.alicdn.com/imgextra/i3/245699546/T2SY2RXzdXXXXXXXXX_!!245699546.jpg)
Wiring instructions(Please follow this instruction strictly to avoid unnecessary damage):
1, 3P seat: L-OUT left channel output; GND audio ground; R-OUT right channel output;
2, 2P seat: GND power negative pole; VCC DC 8-18V positive pole;
3, 3P seat: L-IN external sound input left channel; GND external sound ground wire; R-IN external sound input right channel;
4, 5P seat: GND button ground wire; PREV/V-previous song and volume reduction button interface; PLAY pause/play button interface; MEXT/V+ next song and volume plus button interface; MODE switch button interface;
Default delivery: one host(Nothing else)
It is strongly recommended to use the shopping cart to choose the standard accessories of the following links to avoid unnecessary damage:
2P plug-in:
http://item.taobao.com/item.htm?id=12481333202
3P plug-in:
http://item.taobao.com/item.htm?id=12481014728
5P plug-in:
http://item.taobao.com/item.htm?id=12574455806
12Vpower supply:
http://item.taobao.com/item.htm?id=17951478171
![](https://img.alicdn.com/imgextra/i4/245699546/T26vVuXchNXXXXXXXX_!!245699546.jpg)