Operation Manual

DMP250N/DMP450N/DMP850N/DMP250NFM/DMP450NFM/DMP850NFM Instruction Manual
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Technical Specifications
Built-in Memory
2GB/4GB/8GB NAND flash (some memory is reserved for
firmware and system management)
Interface
USB 2.0 high speed
Power
Built-in 280mAh Li-Polymer battery
Max. Playtime
Up to 26 hours
Max. time for charging
Approx. 3 hours via PC
Display
128x160 Dot-Matrix 1.8” TFT with touch pad
File Support
Audio: WMA, MP3
Video: SMV
Image: JPEG (Progressive JPEG is not supported) BMP
Signal to Noise Ratio
> 90 dB
Frequency Response
20 Hz ~ 20 KHz
Headphones Output
< 4.4 mW (each output)
Firmware
Flash based. Upgradeable (for Windows
®
users only).
Supported OS
• Windows
®
2000/XP/Vista
• Macintosh
®
OS X (10.2.6 or later)
Max. number of folders
1000
Max. number of files
2000
Max. layers of nested folder
11
Earphone
Impedance: 32 ohms±15%
Sensitivity: 114±3dB at 1KHz.