Panasonic, according to research company T3i Group, are the global leaders in the business telephone system market. For the first and second quarter of 2009 Panasonic achieved number one market share, staying 11 points ahead of the next vendor and achieving 11 of the overall market share. Panasonic, known especially for their IP based business phone system, have been consistent sellers throughout and their phone systems are hugely popular amongst SMEs (small to medium sized enterprises).