Delivered 48 hours after placing an order on Amazon.com, the CPL 2 sockets have been installed without any difficulty; once connected, immediately synchronized without any problem (no hiss, no synchronization observed after 2 weeks of use). What requested more At the transfer speed, I have no criticism to make, everything seems okay and the sockets at the rear, are very useful for connecting other devices, as I recall, it is very advisable to connect CPL taken to a power strip.