... , digital Recorder2, MP3 player3, flash drive4, Wirte pen, lead replaceable5, listen to FM radio6, is the ... digital recorder, MP3 players, flash drive, write pen, FM radio five functions.Should the entire product length as ... same only ball-point pen.A pen is on ... CM (long 15 x x diameter)3. FM radio: 87.5 ~ 108MHZ MHZ4.Should support music format ...