computer usb mini speaker for gift Digital MP3 player Christmas gift speaker giftbox for promotion computer usb mini speaker for gift Digital MP3 playerChristmas gift speakergiftbox for promotion Digital MP3 player with TF slotWith high sensitive FM receiverWith LED displaySupports MP3,MP4,mobile phone, PC etc.External good quality rechargeable lithium batteryMulti-function keys: volume control, music selecting, mode all can adjust directly.Frequency:100HZ-18KHZOutput power :3W*2(RMS)Speaker: 3w*2Input:DC 5V 500mAMax current consumption:450mAAudio input: Standard 3.5mm stereo earphone jackUnit size:220*85*75mm 

computer usb mini speaker for gift