Follow the following steps.
1. Open Notepad and paste the following codes.
CreateObject("SAPI.SpVoice").Speak"i am your computer"
2. Save the file as gender.vbs
3. Now, open the save file
If you hear male voice then your computer is male and if you
hear female voice then its female.
On a serious note it depends on the voice you have selected in microsoft text to speech options. This means you can easily change it!!