Anncia Mini Digital Portable Music MP3 Player with Two Micro SD Input and FM Radio Speaker (536E Green) Unique high gloss finishing, highly recommended gift. FM function, listen to your favorite radio channels. Passive Bass Radiator, Enhance Bass effect. Build-in lithium battery 5C, rechargeable by Micro USB port with cable attached Supports Micro SD TF Card, 2 MICRO SD card input 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.