Anncia New Portable MP3 Player Speaker with FM Radio USB Micro SD Input and Clock. (UN55 Red) Hight quality Radio Speaker with FM function, Clock function (No Alarm), you can check the time. Passive Bass Radiator, Enhance Bass effect. Build-in lithium battery 5C, rechargeable by USB port Supports Micro SD TF Card, A USB & MICRO SD card slot allows to save your favorite music on it and then just play music on the speaker (card not included) Earphone output enables you listen privately. Line in Function, use Micro USB / 3.5MM Audio 2 in 1 cable to connect your Iphone or other Smart Phones