... Quality Recording ,up to 1500 hours with 4G SD card *7 inch TFT Screen with Touch Panel * ... quickly call Interfaces:Normal telephone line port,Extension SD port, USB device Introduction: --Intelligent phone book ... can use USB to inport and export name card. V30 support to accord informations of incoming ... fuction. Super-long recording times,with 4G SD card,up to 1500hours can be obtained Applications 1 ...