CERTIFIED DEVICE DETAILS
Below are all of the certified versions of this device.
| Manufacturer: | Sony Corporation |
| Model Name/Number: | C1904 (PM-0480-BV) |
| Technologies and Bands: | (3G) UMTS FDD: Band I Band II Band IV Band V (2G) GSM: 850 MHz 900 MHz 1800 MHz 1900 MHz |
| Certification Date | Hardware Version | Software Version |
|---|---|---|
| 2014-09-11 | A | 15.4.A.1.10 |
| 2014-05-28 | A | 15.4.A.1.9 |
| 2014-03-24 | A | 15.4.A.0.23 |
| 2014-02-20 | A | 15.4.A.0.21 |
| 2014-02-19 | A | 15.1.C.2.9 |
| 2014-02-19 | A | 15.1.C.2.8 |
| 2013-10-01 | A | 15.1.C.1.17 |
| 2013-07-08 | A | 15.1.A.1.9 |
The PTCRB certification program provides confidence that devices conform with global standards and perform optimally on mobile wireless networks.
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