Features: 1) Supports MP1, MP2, MP3, WMA, WMV, ASF, WAV music formats 2) Bit rate: 8-384Kbps 3) Built-in 128MB/256MB/512MB/1GB/2G flash memory 4) USB2.0 high speed (480Mbps) data transfer 5) USB2.0 portable disk, no need driver for Windows 2000 or above 6) Can be divided into two sub-disks, and one sub-disk can be coded for data security 7) Built-in micro-phone, digital voice recording, 72 hours recording time for 256MB 8) Recording formats: WAV, ACT and recording file can be played back in computer 9) Repeat functions: A-B repeat, repeat all, repeat one 10) Can part of recording file for comparing repeat 11) Built-in FM radio, frequency ranged 87.5-108MHz and 76-90MHz 12) Automatic channel search, can save max. 40 radio s (20 s for each frequency range) 13) Supports FM radio internal recording 14) 7 effect qualities: normal, DBB, rock, jazz, disc, pop, classic 15) ID3, displays lyric synchronously when playing a song 16) 1.5/1.8 inch TFT LCD display 17) Muilti-language supported 18) Programming power off, can pre sleeping mode or low power mode to save power 19) with SD/MMC card slot