This OS 4.5.0.108 is actually listed twice on the download page, once as:
File name:
- 8310M_PBr4.5.0_rel150_PL2.7.0.89_A4.5.0.108_Telefo nica_Mexico.exe
- File name: 8310M_PBr4.5.0_rel150_PL2.7.0.89_A4.5.0.108_Telefo nica_Chile.exe
The download file sizes appear the same, and all the versioning is identical.