OS Android 2.3.4 (Gingerbread), upgradable to 4.1 (Jelly Bean); TouchWiz UI 4
Chipset Exynos 4210 Dual (45 nm)
RAM 1 GB
Storage 32 GB
Display 4.3 inches
Main camera 8 MP, f/2.6, 1/3.2'', AF
Selfie camera 2 MP
Battery 1650 mAh • Li-Ion
Weight  116 g

Latest Samsung Galaxy S2 user agents:

User Agent Browser Platform
Mozilla/5.0 (Linux; Android 11; Galaxy S2 Build/DAF5.790351.402;) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/145.0.7377.377 Mobile Safari/537.36 Chrome Webview 145 Android 11Galaxy S2
Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.112 Safari/537.36 Android 4.0.3 - Galaxy S2 - Safari 534.30 Chrome 49 Android 4Galaxy S2