A:AnswerThey are listing this as the "7+" which is the model that has LTE so the model listing is wrong and as far as microSD slots I had the Surface Pro 5/LTE and it had both, slot for the sim and one for the microSD.
A:AnswerHi. So to answer your question:
YES, it comes with the black Alcantara keyboard, even though as you scroll down to the unit specs it says otherwise.
NO, it does not come with a stylus.
ANY microsoft stylus should work, but to be sure you should check the compatibility specs.
A:AnswerMine weighs about 2.5 pounds with the type cover and pen. Not in any way heavy. Comfortable to carry one handed and I have had to double check my bag on more than one occasion to make sure it was in there before leaving the house.