Java tutorial
//package com.java2s; import android.content.Context; import android.telephony.TelephonyManager; public class Main { public static boolean hasSimFeature(final Context context) { TelephonyManager telephonyManager1 = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE); return telephonyManager1.getPhoneType() != TelephonyManager.PHONE_TYPE_NONE; } }