Power supply:USB Power supply:Built-in lithium battery colour:green Certificate type:CE certification Is there a radio function:Have Output Power:3W Connection method:Bluetooth connection Display:no physical dimension:83*35mm Speaker adjustment method:button For people:General Cabinet material:plastic battery capacity:600 mAh shell material:plastic Print LOGO:can Operation method:button Whether to support APP:no Features:Call function Support format:TF card Types of:Bluetooth Speaker
