... .7v,500mAhBattery charge time:DC5v-3hours,USB-4~5hoursLast time:2~4hoursMaterial: ABS PlasticFunction: Support TF card, USB, FM, can ... CD,DVD,VCD,iPod,iPone,PSP,mobile phone, notebook computer.2.Support FM Radio receive External battery holder3.Support AUX external ... `Built-in FM radio and high quality digital amplifier.5.2-inch magnetically-shielded speaker6.can continuous about playing 4hours.7.Easy ...