Sorry Hector ... I didn't mean to offend ... but I have heard the previous series D2500 etc. and it did not impress next to the REL but not the SW1600 as that's more modern ... I need to look into that but I have no idea where to go and see / hear one ???

Also do many come up for sale?

Home Cinema: 861v4, 4x DSP5000, DSP5000C, SW5500.
Music: 47 laboratory - Shigaraki CD Transport, Mark Levinson 335, Benchmark HDR DAC, Dynaudio C1's, REL Stadium III.