What are the characteristics of Samsung note4?

Dear Samsung users, according to your description, the model of Note4 listed in China depends on the SIM card you use, including: N9 100 public version-dual 4G- dual card N9 108v mobile version -4G- single card N9 109w telecom version -4G- dual card N9/KLOC-0. If you have any comments, suggestions and comments, please click: support.samsung.com.cn/survey.