See the Nokia Lumia 620 user manual. The Lumia 620 mobile phone with its Microsoft Windows Phone 8 operating system and 5MP camera front and VGA camera in the rear it fits the middle of the road market for Nokia. Its between its high end Lumia 729 and its bottom level phone being the Lumia 505. If you are looking for more in the range then see the directory here which lists all the Lumia phone options. The 620 sports 61 hours play time for music which is good and also has a Dual-core 1 GHz Krait processor much like the 729.
Nokia Lumia 620 User Manual
Its has a 5MP camera much like the 505 and also come with only 2G and 3G but no 4G.Its does have GPRS and EDGE. It also boasts Wi-Fi 802.11 a/b/g/n, dual-band as well as as GPS and GLONASS. The Lumia 620 uses the Qualcomm Snapdragon S4 chipset as well as the well known Adreno 305 GPU. It also has an almost standard 3.8 inches (~58.3% screen-to-body ratio) screen size for Lumia and a TFT capacitive touchscreen with 16M colors.
The mobile phone hits a sweet spot for Nokia when it comes to the middle income market. Overall a very good phone! The user manual for this phone is listed below.
These is the Lumia 950 hard reset as well as the Lumia 650 hard reset which is mostly the same. There is also the Microsoft Lumia 535 manual as well as the Nokia Lumia 530 manual as you will see. Also the Nokia Lumia 620 manual has been added.