<Li> RAM: 2 GB </Li> <Li> Battery: 2600 mAH (replaceable) </Li> <P> The Samsung Galaxy S5 was announced on 24 February 2014 . It improves upon the Galaxy S4 by adding a heart rate monitor, IP67 water resistance, a fingerprint scanner, the ability to record 4K videos, the ability to take better photos in low light levels, a "Download Booster" feature to increase download levels to the maximum bandwidth allowed, the ability to restrict the usage of battery by limiting the phone's usage, and USB 3.0 . It removes the temperature sensor, humidity sensor, and "Story Album" feature from the Galaxy S4 . </P> <Ul> <Li> Processor: Samsung Exynos 5 Octa 5422, Qualcomm Snapdragon 801, or Qualcomm Snapdragon 805 </Li> <Li> Storage: 16 or 32 GB (expandable) </Li> <Li> RAM: 2 or 3 GB </Li> <Li> Battery: 2800 mAH (replacable) </Li> </Ul>

What does s stand for in galaxy s7