The S-04S from TOA Electronics is a switch-selectable tone generator module for 900 series amplifiers. It generates eight tones via switch-closure that can be used as doorbells, gate/door releases, class change signals, or pre-announcement signals. It has an adjustable gain and a 3-pin removable block connector.
Package Weight 0.18 lb
Box Dimensions (LxWxH) 3.62 x 3.46 x 1.57″