As per ArcAudio, CXL series has same specs as XXK series !
Three hundred and seventy five dollars, shipped
Two 4-Ch. Amps, IMO Better than Good !
Second, ArcAudio 4050 CXL
Specifications sz: 4x50RMS @4ohm , 4x90RMS @2ohm
Have Original Box, Original Birthsheet
1/09 Birthsheet sz 4x110+RMS 2ohm !
This amp had been sitting in a closet, for years! The previous owner insisted on having Arc give it a "Once Over" before he'd sell it and claims to have asked them to tweek it if they could