portable card speaker for Laptop notebook mobile mp3 mp4

portable card reader speaker,
1.mini speaker for laptop,notebook,mobile,mp3,mp4
2.Compatible Micro SD/TF/U-disk

portable card speaker for Laptop notebook mobile mp3 mp4 

 

Specification  

1.Built-in Lithium-ion battery;Power Supply:Lithium-ion,Computer-USB-in,DC-in
2.Compatible laptop/mobile/computer/MP3/MP4,

3.Compatible Micro SD/TF/U-disk
4.3.5mm AUX in
5.Memory Play:Auto remember the last song & play mode played
6.Frequency response:150-18KHz,SNR≥80db
7.Built-in FM Radio,radio module,automatic atation search,pristine sound quality,easy to use
8.Material:Aluminum alloy 

9.*product size:50x37x50mm