bought a few years ago, very little use. perfect working. a pair for 1450€. for sale i have a lunchbox four modules 200 € if you buy a pair. if not 400€. also to sell a pair of api 550b eq for 1450 euros. api 525, exact reissue of api's original 525 from the early 70's, peak detecting "feedback" compressor/limiter, variable threshold and output levels, unique "ceiling" control combines key functions, analog vu meter for monitoring gain reduction, 4 switchable release modes, de-ess function, traditional api fully discrete circuit design, active balanced input/output, hardwire bypass,