O2 is the last network that still operates a 3G network, with the other UK mobile operators already having decommissioned their 3G service so they can re-deploy the spectrum to be used for 4G and 5G ...

The NBA stars return to the UK this January and you could be there to witness all the thrills and spills London’s O2 Arena may be staging its 10th NBA regular season game in the new year (Sunday, ...

A pulse oximeter measures blood oxygen levels at home and in healthcare settings. Abnormally low readings on a pulse oximeter might require medical care, especially if they are below 92%. Skin color ...

4G bands 1, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42, 48, 66 5G bands 1, 3, 5, 7, 8, 18, 26, 28, 38, 40, 41, 48, 66, 77, 78, 80, 81, 83, 84, 89 SA/NSA ...