I want to develop an application that will send MMS to different user?But the problem is how to detect if their phone is capable of receiving MMS or not?I want to send an image e.g. picture of an events that will be send to users in a youth organization. I am looking forward to anyone who can help me solve this problem. By the way, i am using php to develop this system.As one of the feature of my project, SMS-Based Registration system for Christian Youth Fellowship, a church youth organization.