How to send a RTX ringtone to a mobile phone ?
To send a RTX ringtone to a mobile phone, it first has to be encoded and compressed before it is send to the mobile phone as 8 bit data. The SMS and MMS Toolkit has a built in encoder to convert RTTTL or RTX data into 8 bit data. If this data does not fit into a single SMS message (140 bytes) it will be splitted, and reassambly data is added. The following code describes how to send a ringtone to a mobile phone through a connected cellphone or GSM modem in just a few lines of code. Before you can use this code, you have to download and install the ActiveXperts SMS and MMS Toolkit. If you do not have a GSM device connected to your computer, you can also try the second sample that sends the ringtone through our SMPP demo provider.