Bulk Text Message Sender to GSM Mobile software enables users to connect GSM mobile phones with Windows for sending bulk messages efficiently. The program offers mobile phone connection wizards to facilitate the connection process. Users can choose between PDU mode or Text mode for messaging and test SMS settings by sending test messages to specified contact numbers. The software allows users to select specific com ports from the connected mobile device list. Additionally, it provides steps for creating and sending bulk SMS, including options for importing recipient numbers and maintaining exclusion lists. Key features include support for Unicode characters, offline functionality, advanced settings, and the ability to load contacts from Excel files for personalized messaging.