Have gone through several sites secret code info, but cant find anything that looks remotely like what I need.
NZCoderGuy: what are the brand of phones?
NZCoderGuy: it looks like this: http://chinaeverest.en.made-in-china.com/offer/neXmURobvPVJ/Sell-Dual-SIM-Mobile-Phone-I6PRO-.html ?
scorpiworld: Can only think of the IMEI (Device ID) *#06#
This is unique to the device, also the first set of digits (TAC) should translate to the Make and Model of phone. Hopefully the engineers can help you resolve those numbers.
More info linked below:
Edit: Posted same time as codyc1515
These links are referral codes
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freitasm: Just remember that "quad-band" in this case is GSM (2G). That 850MHz *is not* the same as Telecom XT. Just for the record, just in case, you know...