Samsung is holding an event at MWC on February 26, where it will unveil the Galaxy Tab S3. This tablet has already been certified by the FCC and Wi-Fi Alliance, and a prototype has been running an Android benchmark which gave us a list of its most important specs. An additional detail about the device has surfaced today, however. It turns out that the Galaxy Tab S3 will ship with an S Pen in the box. That said, you won't be able to place the stylus inside the tablet when you're not using it, like on the Galaxy Note smartphones. It will just be a bundled standalone accessory, but a neat one...
Source: http://www.gsmarena.com/samsung_galaxy_tab_s3_will_have_an_s_pen_in_the_box-news-23189.php