SanDisk Cruzer Blade 1.27 4G

i need firmware of  SanDisk Cruzer Blade 1.27 4G

Protocal Version: USB 2.00

Current Speed: High Speed
Max Current: 200mA

USB Device ID: VID = 0781 PID = 5567
Serial Number: 4C530001190528106321

Device Vendor: SanDisk
Device Name: Cruzer Blade
Device Revision: 0127

Manufacturer: SanDisk
Product Model: Cruzer Blade
Product Revision: 1.27

Controller Part-Number: Unknown