Exclusive: Galaxy Tab S3 WiFi and LTE (SM-T820, SM-T825) to launch in Q1 2017 - SamMobile - SamMobile
For Samsung Galaxy Tab S3 T820 T825 T827 Motherboard (lte)t825 Main Board Support Wifi+sim Android Os (wifi)t830 Tab Panel - Mobile Phone Antenna - AliExpress
Samsung Galaxy Tab S3 Manual Leaks, Shows Keyboard Dock Port, LTE and WiFi Versions - Tablet News
Use tablet as Wi-Fi Hotspot - Samsung Galaxy Tab S3 - Optus
For Samsung Galaxy Tab S3 T820 T825 T827 Motherboard (lte)t825 Main Board Support Wifi+sim Android Os (wifi)t830 Tab Panel - Mobile Phone Antenna - AliExpress