Dear khun Panuwat, khun Sanya,
Please kindly see the attached file for the quotation of OS changing for MC92N0eX-G (P/N:17-A1A3-0G30/SYEYA600) from Win CE 7 to be Windows Mobile 6.5 , total of 6 units.
Please consider and may you have any concerns, please do not hesitate to contact me directly.