One Vintage Federal Signal GRADUAL HORN Tone Module TM10 Series A2 NOS

One (1) Vintage Federal Signal YEOW Tone Module TM5 Series A2 NOS

FEDERAL SIGNAL UTM Selec Tone Universal Tone Module Series A

Federal Signal Litestak LSB Base Module - LSL + Color (orange) - Series: A2

Federal Signal HORN Tone Module TM3 Series A2 (LPW22D)

Federal Signal Hi-Lo Tone Module TM3 Series A2 (LPW79Z)

Federal Signal SignalMaster SMC16 Series A Control Module 12VDC

Federal Signal UTM Universal Tone Module