Yes, there is an adapter in the case. Keep in mind that since the stand is on the one side only, you can turn it upside down. So if you want better angles with the camera, it's not so easy. Not very wide lense, unfortunately. When someone is close to the camera it's okay. But if the tablet is not so close, the angles are not so good. Especially at the bottom, for example when the tablet is on a table and you want to see a kid on its baby-chair.
The free space inside the device can be used for other things, https://phrazle.io/ like a larger set of external speakers. In addition, cramming too many circuit boards inside mobile devices can also cause audio https://weaverwordle.com/weaver-gam... signal interference.
For simultaneous audio through 3.5mm (headphone) and USB-C charging: Ugreen USB-C zu 3.5mm Audio + USB-C Buchse Adapter Artikel 17837066 any other adapter will NOT work