Content-Name: tc1_ic_t3
Content-Type: image/png
Content-Version: 1.0
Content-Vendor: Sprint PCS
Content-URL: http://ra.pcslab.com/wireless/images/GCDTest.png
Content-ID: sprintpcs.com/12345
Content-Size: 1761
Content-Description: this file is image file. do you know the file type of this file? the file type is image/png. png file is very general image file type.