The functions of 2 pro are mainly in mainland China, so that's why there is no much information in Internet.
It supports eSIM, means it shares the same phone numbers with your handy. Even you don't carry handy, you can still answer phone calls. In big cities of mainland china that support its technologies, you don't need to bring bus card or train card, just scan it and the payment is done. Meanwhile, it supports GPS and at the same time Beidou navigation satellite system, means if GPS signal is disturbed during battle wars, you still can be correctly navigated by switching to another navigation system.
The "new" smartwatches are exactly the same (spec; look & feel) as the old one's?! Why even bother? They're all the same spec and new the same as the old. What a waste of time!