To set ringtones for calls on most phone models, with the exception of simple machines (they are usually very cheap in price), where such a possibility does not exist due to the presence in the apparatus of one melody. In such devices it is set automatically, and changing it impossible.
To give your phone a new "voice", open the section menu. Then navigate to the subdirectory "Settings" and select "setting signals". By visiting this section, you can produce with the signal all the necessary operation: set the volume, plug vibrate, you can choose which ringtone will sound when messages are received from subscribers, to connect or disconnect a variety of warning signals network, etc.
If you need to install the tune, select "Setting signals" a "Ringtone" and select tunes from the factory or from the folder with your music stored on phone or memory card, ringtone, you are going to put on calls. In this case, the marked piece will be installed in all rooms.
To deliver to each room or group of rooms and your own, individual call, you will need to visit the section "Phone book". Then select from the list of rooms you need, the subscriber, open it to view and then click "Options" or "Change". Then you must find the item "Change signal" or "Assign ringtone". The name of this option in different models may vary slightly. Then you will just have to find the right signal music and set it as your ringtone.
If you want to download any ringtone on your phone, you can do it using Bluetooth, IR (infrared port), throwing it from one phone to another. Stored on a computer music files can also be transferred to the phone. For this you will need a USB cord, which will need to connect the phone and computer. Then copy the selected files and drag them to a folder of your phone or flash memory.