PTY stands for "Programme Type", which indicates the type of programme material carried. It's an identification number to be transmitted with each program item and which is intended to specify the current Program Type from 31 possible choices. This code can be used for search tuning.
The PTY can search for radio stations via Music Mode or Speech Mode networks.
Music Mode categorizes music into News, Affairs, Info, Sports, Education, Drama, Culture, Science and others.
Speech Mode categorizes music into News, Affairs, Info, Sports, Education, Drama, Culture, Science and Varied.
You don't have to live with bad sound in your car. Even the simplest improvements to your system can yield noticeable results. Check out these tips for getting the best sound quality in your car shared by Crutchfield.com.