Wireless Bluetooth Speaker Card Subwoofer Outdoor Portable Mini Fabric Stereo (FREEGIFT HEAD EARPHONE/USB CABLE)

 Bluetooth protocol: 4.1  

processing method: OEM 

processing  playback format: MP3  

whether there is a radio function: there is  

output power: other  product weight: 0.22  

time to market: 2018  

after sales service: store three packages  

connection method: Bluetooth connection  

interface type: USB