The ferry from Naples will take you at Marina Grande port in Capri island.
There are two ways to get to Anacapri from Marina Grande:
- direct bus (about 25 minutes)
- funicular to Capri Piazzetta (5 minutes) and then bus (about 15 minutes)
There are a plenty of Hotels and B&B in Anacapri. Since September is high season in Capri Island, it is recommended to book the accomodation as soon as possible.