Reference Audio's profile Reference Audio has been designed and purposed as a Destination Store for lovers of music and HiFi audio equipment. We are located just off the High Street in Witham, Essex where we have five demo rooms and 15 private customer parking spaces to make your visit enjoyable from the very moment you arrive. Our Reference Room has been designed to demonstrate the very best two channel systems available anywhere in the UK. Also we have a dedicated Home Cinema room where we have a Reference level 7.1.4 Dolby Atmos system permanently on demonstration.