Samsung Galaxy Tab S3, both 9.7" and 8", spotted in benchmarks - GSMArena.com news
Samsung Galaxy Tab S3 9.7 - Full tablet specifications
Bluetooth Keyboard For Samsung Galaxy Tab S3 S2 S4 8 9.7 10.1 S6 10.5 A S E 9.6 8.0 7.0 Tablet Wireless keyboard with Stand Case|Keyboards| - AliExpress