Run 2 sim cards in Samsung Galaxy S3</br>Select active Sim card by menu</br>No Sim card cutting required</br>For Samsung S3 and other microsim based smartphones</br>2phonesin1</br></br>Product Description</br></br>With this dualsim card you can run 2 simcards ?? 1 microsim and 1 standard sim in your Samsung Galaxy S3. No simcard cutting required. Select active sim card by menu. No software installation required?? phone needs to be simlock free and netlock free</br><br/>http://www.amazon.com/gp/product/B008E6M802