The new Kindle Paperwhite 4 is waterproof, can play audiobooks, and has bigger storage
How to listen to Audiobooks on Kindle Paperwhite - The eBook Detectives
How to buy and listen to Audible Audiobooks on the Kindle - Good e-Reader
Amazon.com: Kindle Paperwhite Owner's Manual: Fast and Easy Ways to Master Your Kindle Paperwhite and Troubleshoot Common Problems, 2018 Update ( Audible Audio Edition): Charles Smith, Linda Jo Pool, Charles Smith: Books
Amazon Kindle Paperwhite 2018 adds water resistance and Bluetooth