Android: Check for Available Features at Runtime

gistfile1.java

// Check if android.hardware.telephony feature is available.
if (getPackageManager().hasSystemFeature("android.hardware.telephony")) {
  Log.d("Mobile Test", "Running on phone");
  // Check if android.hardware.touchscreen feature is available.
} else if (getPackageManager().hasSystemFeature("android.hardware.touchscreen")) {
  Log.d("Tablet Test", "Running on devices that don't support telphony but have a touchscreen.");
} else {
  Log.d("TV Test", "Running on a TV!");
}