SoundTraxx 8 Ohm 3/4'' Round Speaker Model Railroad Electrical Accessory.

MRC Speaker Round 18mm Pre-Soldered Wires w/Baffle Model Railroad Electrical Accessory.

Miniatronics 8 Ohm Speakers (19mm Round x 4.7mm High) Model Railroad Accessory.

MRC Round Speakers (28mm Diameter) Model Railroad Electrical Accessory.

MRC Oval Speaker - 13 x 18mm Model Railroad Electrical Accessory.

SoundTraxx Mega Bass Speaker 1.06'' x 0.56'' 8 ohm HO Scale Model Railroad Electrical Accessory.

MRC Oval Speaker - 14 x 20mm Model Railroad Electrical Accessory.

SoundTraxx 2 Watt 8-Ohm Round Speaker 1-1/8'' 28mm Diameter.

LokSound Speaker with 4 piece Sound Chamber Set Model Railroad Electrical Accessory.