This book celebrates the 50th anniversary of KEF, a renowned brand in the audio industry. Written by Ken Kessler, it provides an in-depth look into the company's history and its contribution to the world of sound. The book is in English and intended for adults. It was published in 2011 and is a great addition to any book lover's collection. The book covers a range of topics related to KEF and sound, making it a must-read for anyone interested in the subject. Get your copy today and dive into the world of KEF's innovation in sound.