Quad are a seminal British Hi-Fi firm dating back to the 1936. They have been known for their cutting edge design and innovation. This is one of their classic designs, by Peter Walker from the ’50s, which has been revisited today. The exact same 15W push-pull monophonic class-a amplifier circuit design, rebuilt a new (in China) and re-released.
Below is an open box, new Quad II Classic pair, from a reputable Hi-Fi dealer in Shrewsbury (my home town!) – SMC. Standard retail price is £2400.