Sardinia the highest internet performances, such as fastest broadband connection in Italy. Sardinia is also the Italian region with the highest percentage (41%) of 4G LTE users. The Chinese multinational telecommunications equipment and systems companies ZTE and Huawei have development centers and innovation labs in Sardinia. Sardinia has become Europe's first region to fully adopt the new Digital Terrestrial Television broadcasting standard. From 1 November 2008 TV channels are broadcast only in digital. Sardinia has three international airports (Alghero-Fertilia/Riviera del Corallo Airport, Olbia-Costa Smeralda Airport and Cagliari-Elmas Airport) connected with the principal Italian cities and many European destinations, mainly in the
Music of Sardinia Music of Sardinia Sardinia is probably the most culturally distinct of all the regions in Italy and, musically, is best known for the "tenore" polyphonic singing, sacred chants called "gosos", the "launeddas", an ancient instrument that consists of a set of three single-reed pipes, all three mouth-blown simultaneously using circular breathing, with two chanters and one drone and the "cantu a chiterra", a monodic song that is accompanied by guitar, widespread mainly in the center and north of the island. The "launeddas" are an ancient instrument, dating back to at least the 8th century BC. They are played using circular