... 2:Support mp3, phone,computer,DVD player,Bluetooth Speaker 3.add logo Mini Bluetooth Speaker Usb Christmas gift [ ... Push the button on the head of the mini speaker to turn sound on or off3.Volume ... controls on your MP3 player, mobile phone,computer,DVD player ...etc 4.USB power input cable; ... battery input: DC5V Packaging: Item No:YX-MF001Description:Mini Bluetooth SpeakerProduct Size:D( 43 MM)* H( 50 ...