... servie top quality,accept paypal Features1, Portable MP3 player2, Player MP3 files on car audio or boom box ... . DigiTapeadapter DT-02 cassette player (vuilt lithium batteries inside)2.Mini USB cable3.Car Charger4.Travel ... Battery:lnternal 450mah lithium-ion5, Playback time:over 6 hours6, Power rechargeable by usb7, SD Card:support ... 4"x4.0"x0.5") New 6 in 1 Car MP3 Player Tape Cassette Adapter for SD/MMC ...