iphone 4 cdma gsm知識摘要

How to Check Cdma or Gsm: 3 Steps (with Pictures) - wikiHow
If you use an iPhone 4, the GSM model will contain a SIM card tray on the right side of the device; whereas the CDMA model will not have a SIM card tray.

iPhone 4 Verizon Teardown - iFixit
Compare this phone to our original GSM iPhone 4 teardown. ... Since the CDMA model is not sold in countries which require these symbols, they don't appear.

Which iOS firmware file to download based on iPhone model number
A1325, GSM, iPhone2,1. iPhone 4, A1332, GSM, iPhone3,1 ? GSM Rev A, iPhone3,2. A1349, CDMA, iPhone3,3. iPhone 4S, A1387, GSM+CDMA, iPhone4, 1.

iPhone 4 Verizon Teardown - iFixit
Compare this phone to our original GSM iPhone 4 teardown. ... Since the CDMA model is not sold in countries which require these symbols, they don't appear.

Which iOS firmware file to download based on iPhone ...
A1325, GSM, iPhone2,1. iPhone 4, A1332, GSM, iPhone3,1 ? GSM Rev A, iPhone3,2. A1349, CDMA, iPhone3,3. iPhone 4S, A1387, GSM+CDMA, iPhone4,1.