YAESU MLS100 [MLS100] - $44.95 : R&L Electronics, Amateur radio store
Amazon.com: MLS-100 MLS100 Original Yaesu High Performance External Speaker : Electronics
Ham Radio Outlet - The Yaesu Vertex MLS-100 external loudspeaker is a high performance communications speaker matching the impedance and output requirements of most Yaesu transceivers. It mounts on a swivel stand