Answer phone calls:
android.permission.ANSWER_PHONE_CALLS
make calls:
android.permission.CALL_PHONE
Read contacts:
android.permission.READ_PHONE_NUMBERS
Read sms:
android.permission.READ_SMS
Receive sms messages:
android.permission.RECEIVE_SMS
Send sms messages:
android.permission.SEND_SMS
Read files from eternal storage:
android.permission.READ_EXTERNAL_STORAGE
Write files to external storage:
android.permission.WRITE_EXTERNAL_STORAGE
android.permission.CAMERA
The only permission to ask for microphone is to record audio : android.permission.RECORD_AUDIO