| USB Interface |
USB2.0 high speed |
| Capacity |
1GB,2GB,4GB,8GB（Optional） |
| Storage Device |
Removable Storage Device |
| Card type |
Micro SD card |
| Memory Card Capacity |
128MB,256MB,512MB,1GB,2GB（Optional） |
| Video Format |
AVI（Video format : XviD） |
| Audio Format |
MP3、WMA |
| Photo Format |
JPEG |
| Game Tetris |
World |
Output Port |
3.5mm Earphone ,speaker |
| Image Resolution |
2560X2048(MAX) |
| Repeat Mode |
A-B Repeat |
| Recording |
Support Microphone ，FM Recording(only for EM185RB) |
| EQ Mode |
Normal,3D,Rock,POP,Classic, Bass,Jazz,User EQ |
| Supported Language |
Multinational language (optional) |
| Play Mode |
Order, Shuffle |
| Text |
Support |
| LRC Display |
Support |
| Navigation |
Support |
| FM Region |
China,Europe,Japan,U.S.A(only for EM185RB) |
| VBR |
Support |
| Read speed |
3.1-3.3 MB/S(MLC flash) |
| Write speed |
1.9-2.1 MB/S(MLC flash) |
| Micro SD read/write speed |
Read speed:3-4MB/S; write speed:2-3MB/S |
| Bit Rate |
MP3： 8~320Kbps WMA：32~384Kbps |
| 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 EM185NB) |
| FM Scan Method |
Manual/Automatic Search(only for EM185RB) |
| Charge |
2-3Hours |
| Battery Life |
About9 Hours (with MP3 mode)；About 4 Hours（with Video mode） |
| Display |
1.8 Inch CSTN Screen |
| SNR |
90dB above |
| Frequency Response Range |
20HZ—20KHZ |
MP4/ mp3 Players 
