| USB Interface |
USB2.0 high speed |
| Capacity |
1GB,2GB,4GB,8GB（Optional） |
| Storage Device |
Removable Storage Device |
| Card type |
N/A |
| Video Format |
AVI（Video format : XviD） |
| Audio Format |
MP3、WMA、DRM9 |
| Photo Format |
JPEG |
Output Port |
3.5mm Earphone |
| Image Resolution |
2048X2048 (MAX) |
| Repeat Mode |
A-B Repeat |
| Recording |
Support Microphone ，FM Recording(only for EM797RB) |
| EQ Mode |
Normal,Rock,Jazz,Classical,Pop,Bass,3D,USER EQ |
| Supported Language |
Multinational language (optional) |
| Play Mode |
Once, Repeat One, Folder Once, Folder Repeat, Normal, Repeat All, Intro |
| Text |
Support |
| LRC Display |
Support |
| Navigation |
Support |
| FM Region |
China,Europe,Japan,U.S.A(only for EM797RB) |
| VBR |
Support |
| Read speed |
5.0-6.5MB/S(SLC flash) 3.1-4.0 MB/S(MLC flash) |
| Write speed |
3.5-4.5MB/S(SLC flash) 1.5-1.9 MB/S(MLC flash) |
| Bit Rate |
MP3： 8~320Kbps WMA：64~384Kbps |
| Recording format |
WAV（high quality:64kbps/16khz, general quality:32kbps/8khz） |
| FM Frequency Range |
87.5-108MHz/76-90MHz (China,Europe,U.S.A / Japan) (only for EM797NB) |
| FM Scan Method |
Manual/Automatic Search(only for EM797NB) |
| Charge |
2-3Hours |
| Battery Life |
8-10 Hours (Only for MP3 ) or About 4 Hours( AVI VIDEO) |
| Display |
1.5 Inch CSTN Screen |
| SNR |
90dB above |
| Frequency Response Range |
20HZ—20KHZ |
MP4/ mp3 Players 
