Apple iPhone 4 Cdma Specification: This is not a GSM phone, it will not work on any GSM network worldwide. General 2G Network CDMA 800 / 1900 3G Network CDMA2000 1xEV-DO Announced 2011, January Status Available. Released 2011, February Size Dimensions 115.2 x 58.6 x 9.3 mm Weight 137 g