Oysters is technology company which manufactures tablets and mobile phones. See below the list of devices that are manufactured by Oysters.

By the way, maybe you are looking for Oysters user agents?

Tablets:

• T72ER 3G
• T72H 3G
• T72HM 3G
• T72M 3G
• T72N 3G
• T80 3G
• T84HRi (Wi-Fi, 3G)

Mobile phones:

• Pacific 800i