On this page, you will find the Download link of Opsson C15 Neo Firmware (flash file), which can be flashed on the device to fix it without the need of any other software.
Opsson C15 Neo Firmware comes as a zip file and is of 4 MB in size. Firstly, You need to extract the zip file on your computer and flash it using the flashtool.
The file version of Opsson C15 Neo Firmware is V1 and it was released on 08/07/2014.
File Name: Opsson_C15_Neo_SPD6531_08072014.zip
Alternate Name: Opsson C15 Neo SPD6531 08072014
File Size: 4 MB
Released date: 08/07/2014