Derived from the famous 4311 and 4312, who presided over the creation of many records around the world, their sound was sought as a benchmark by many engineers must sound.

Beautiful pregnant to enter the world of hifi and cinema rights, a fundamental value for many, many years ago about 30 years, can not be beaten in this category for home theater, now available at low prices, but becoming rare, despite massive dissemination throughout the world at the time, probably the largest number of copies sold in all directions!

incredible power handling, 300 watts on the buttocks do not scare them! at the time they were given to 50 eligible w ... I got a pair long ago, I was even allowed to add sound at the time with mine a ballroom with 300 people, full throttle overnight without flinching, making the whole room dancing!

They are not recommended for their particular sound, quite colorful, and lacking in finesse, classical fans, but music lovers modern electronics.

The model of time does not spun high in the high end, the following versions (which have evolved in the range Pro Series 4312) were treated with dome tweeter that improvement in this direction, but also by losing some original signature ....