运用loushang框架，根据页面获得联系人的所在部门，拨打电话和拨打日期关联查询呼叫日志表中的录音文件，并且监听录音。 -Use loushang framework, based on the contact page for where the department, call date and call the query associated with the call log table recording files, recording and monitoring.

The CallLog provider contains information about placed and received calls.