Just in case you missed this clip. One of the things said here was regarding the phone. I have a Tech Pack and I'm sure the radio cuts off when receiving a phone call. True?
http://money.cnn.com/video/#/video/news/2008/10/31/news.hyundai.103108.cnnmoney
http://money.cnn.com/video/#/video/news/2008/10/31/news.hyundai.103108.cnnmoney