Windows Mobile 2003

Windows Mobile 2003 (codenamed Ozone) is a version of Windows Phone, which was released on 23 June 2003. The Second Edition was released in 2004.

Mainstream support for this version ended on 14 July 2009 and extended support ended five years later on 8 July 2014.

Editions
Windows Mobile 2003 came in four editions:


 * Windows Mobile 2003 for Pocket PC Premium Edition
 * Windows Mobile 2003 for Pocket PC Professional Edition: Used in Pocket PC budget models and lacked a number of features from the Premium Edition such as a client for L2TP/IPsec VPN.
 * Windows Mobile 2003 for Smartphone
 * Windows Mobile 2003 for Pocket PC Phone Edition: Designed especially for Pocket PCs which include phone functionality