1.Cassette player: play your collected tapes, this retro-style music player allows you to return to the old days and relive your good memories past 2.FM/AM radio: enjoy your favorite FM and AM stations when on the go or relaxing at home/outside, it is portable and lightweight with a detachable belt clip. 3.Voice recorder: one-touch recording through the built-in microphone and play by built-in speaker, recording the external voice, radio or PC music into cassette player. 4.Power: powered by 2 AA batteries (not included) 5.More function: it has also auto reverse function to turn the tape over quickly with 'DIR' button, once or infinite reverse with 'REVMOOE'button in left or right