O2 Store O2 Store The O2 Store is a chain of retail stores operated by Telefónica Europe, specializing in mobile phones. As of January 2014, O2 has opened over 450 stores in the United Kingdom. O2 Stores come in 2 formats - Franchise and Retail. The latter are owned and maintained by O2 UK directly, as opposed to private investors. The majority of stores have an O2 Guru, effectively a Technical Specialist. This free service is offered to all consumers, whether they are a Telefonica customer or not. Aside from general information, mobile phones are the central motive for visiting an O2
The O2 sound and security technology, including RFID smart card tagging of staff and VIP guests, and digitally managed sound. There are four computer server rooms to provide this technology. The complex is also covered by CCTV and security personnel. Arena visitors and their bags are screened with X-ray machines and metal detectors at the main entrance. The O2 Arena (referred to as the North Greenwich Arena for the 2012 Summer Olympics and Paralympics) is a 20,000 capacity venue, primarily used for live music. It is located at the centre of The O2 and is the first American-style, multi-purpose arena in London.