「This hotel is located in the center of Berlin, near Wittenbergplatz metro station and convenient to move around using public transportation (bus, metro, tram and S-hahn) whose fare is 2.8 euros as of 2017 within the zone A and B for two hours.
Even within walking distance, there are a lot of restaurants, cafes, shops, supermarkets and some sightseeing spots such as Kaiser-Wilhelm church, aquarium, zoo garden and so on.
(This might depend on the room level, but WiFi for additional devices need...
"It is a bit away from center but good neighborhood. Usually center city area hotel is either older or expensive but this hotel is clean and affordable price. Highly recommended"