2 Meters
From The RadioReference Wiki
The term 2 Meters commonly refers to a frequency band assigned for Amateur Radio use. The band limits for the 2 Meter amateur band are 144-148MHz.
2 Meters refers to Wavelength. It means that the radio waves transmitted at 144 million times per second (MHz) are 2 meters in length. See Wavelength for more information.
Frequencies in and near this range are also referred to as VHF-High Band.