Problem with MP4 - i need backup file *.BKF fom my mp4 - please
 

MP4 not work and my PC not now it
I run it by Boot
this is the information

SinoWealth MP4 (Sony - 1GB with Card Memory - No FM)

By chip Genuis 3


Device Name: +[E:]+Périphérique de stockage de masse USB(General Flash Disk Drive USB Device)

PnP Device ID: VID = 0603 PID = B5D4
Serial Number: 5&&27FF6FC&&0&&2
Revision: 2.05

Device Type: Standard USB device - USB2.0 Full-Speed (USB1.1)

Chip Vendor: (No match record)
Chip Part-Number: (No match record)

Product Vendor: General
Product Model: Flash Disk Drive

Tools on Web: (N/A)
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and this is the other information after run it on a normal

Device Name: +[E:]+Périphérique de stockage de masse USB(General Flash Disk Drive USB Device)

PnP Device ID: VID = 0603 PID = B5D3
Serial Number: AMTMP30000000
Revision: 2.05/2.05

Device Type: Standard USB device - USB2.0 Full-Speed (USB1.1)

Chip Vendor: SinoWealth
Chip Part-Number: SH86270

Product Vendor: General
Product Model: Flash Disk Drive

NAND flash controller