o2
o2 is the main brand of Telefónica in Germany, offering mobile, telephony and high-speed Internet products. Flat rates, free minutes, unlimited calls, text messages and surfing – o2 has something for everyone. The o2 student tariffs are specially tailored to young people, especially students and trainees.
The o2 stores also offer the latest models and have o2 tablets, surf sticks and much more in store for you.