Samsung I929 Galaxy S II Duos Battery and Connectivity

Battery and Connectivity

Featuring a removable 1800 mAh Li-Ion battery, the Galaxy S II Duos offered straightforward battery replacement, extending the device’s longevity for users not inclined towards frequent upgrades. The battery capacity was suitable for handling a full day's use under moderate conditions. Connectivity options were extensive for its time, including Wi-Fi with hotspot capability, Bluetooth 3.0, and GPS with A-GPS support for navigation. The presence of stereo FM radio with RDS and microUSB 2.0 support, including MHL TV-out, broadened its multimedia potential.