some rom 4.1.x 4.2.x 4.4.x ZTE GRAND ERA LTE V9800 ? topic

Good day, some developer that has a ROM 4.1.x - 4.2.x - 4.4.x for ZTE V9800 , or TMN SMART A60 ...

Apparently in the Netherlands this team was sold with 4.1 but can not find the ROM .

thank you very much..