2-Channel Loudspeaker Protection - 220VACThis stereo speaker protection prevents switch-on clicks and DC components on the output of the amplifier connected. Specifications: Switch-delay: A 6 seconds DC protection: 1V/-1V Max. input voltage: 200Vpp DC Max. switching current: 10 A LED indication for: WAIT (switch-on delay) and ERROR (DC on speaker output) Supply voltage: 220VAC PCB dimensions: 2.2" x 4.9"