I checked the Oceania website and found it a bit more detailed:
FREE WIFI ACCESS
Enjoy WiFi access throughout the entirety of the ship, including in all suites, staterooms, public rooms and outdoor decks. One free login is provided per suite or stateroom, which can be used on one device at a time. As of October 1, 2023, two free logins will be provided per suite or stateroom, each of which can be used on one device at a time. A login is provided for the first two devices per suite or stateroom. Additional logins and upgrade packages are available for purchase on board. For your convenience, Internet-enabled computers are also available in the Oceania@Sea Internet Center aboard each of our ships. High-speed Starlink is featured on Vista and will be available on Riviera by the end of 2023. Additional Starlink activations are expected in 2024.
Streaming Upgrade
In addition to receiving FREE Unlimited WiFi, you may also upgrade to Wavenet Prime and enjoy streaming. Get access to sites such as Netflix or Audible for $9.99 per day.
Wavenet Unlimited WiFi
Purchase an additional login and enjoy general web browsing post photos to social media and check your personal email for $24.99 per day
Wavenet Prime Unlimited WiFi with Streaming
Purchase an additional login and enjoy the same access as Unlimited WiFi, plus an upgrade to video and audio streaming for $34.98 per day