I am selling my beloved Pair of Amazing Mono 2.2 power amplifiers the numbers as a pair 77&78 ,manufactured April 2017 , boxed and mains leads with the Trimmer device , see pictures , The Pair Together Now Only £2795 contact me on 07813060630 can deliver 300mile round trip or post UK ONLY . CLIFFY. Possibly to Europe pm me first please, thank you.