Call Rocker Switch -Valcom call/rocker switch - Use with talkback control units with remote calling features - Fitsa single-gang electrical box - White spring return rocker switch -Brushed stainless steel wall plate - Call button mounts in a single gang electrical box using twoscrews - Switches: single pole momentary springreturn rocker switch - Dimensions: 4.5"H x 2.75"W x 1.50"D - VALCOM POWER UNITS (0) VCV2972