Sennhesier was founded in 1945 as “Laboratorium Wennebostel” by Prof. Dr. Fritz Sennheiser. They manufacture a wide range of products including microphones, headphones and monitoring systems along with aviation headsets. They have manufacturing plants in Germany, the USA and even closer to home in Ireland. They employ nearly 2,500 people across the world and are still owned and run by the Sennheiser family after many decades. There are many famous artists that use Sennhesier equipment, some that stand out are Annie Lennox, Adele, Ed Sheeran, Ellie Goulding, Florence and the Machine, George Michael, Jamiroquai, Kaiser Chiefs, Keane, Kings of Leon, Kylie Minogue, Labrinth, Muse, Paloma Faith, The Prodigy and Take that. Ortons AudioVisual’s support the Sennhesier brand and display a selection of headphones ranging from the less expensive in-ear and portable products to their flagship HD800 headphones and HDVD800 headphone amplifier.