Amazon.com: VX-231 VX-261 Radio Speaker Mic Compatible for Motorola Vertex Standard VX-261 VX-264 VX-231 VX-451 VX-454 VX-459 Walkie Talkie Duty Shoulder Microphone MH-450s MH-360S with 3.5mm Audio Jack : Electronics
Bluetooth Speaker Mic w/ Volume Knob & Adapter For Vertex: VXD-970, VX – Comm Gear Supply
Vertex Standard MH-45B4B Heavy Duty Shoulder Mic | MH-45B4B
1pin 3.5mm Mini Speaker Microphone SM-25 for Yaesu Vertex FT-60 FT-50R VX-150 VX-351 - Walkie-Talkie
Amazon.com: MH-67A8J Handheld Mobile Microphone Speaker Mic for Yaesu/Vertex Radio VX2500 VX2508 VX2208 VX2108 8 Pin : Electronics
Vertex VX and EVX Compatible Speaker Microphone – Waveband Communications
Vertex VX and EVX Compatible Speaker Microphone – Waveband Communications
Vertex Standard VX-264 Remote Speaker Microphone - Two Way Radio Accessories – CutRateBatteries.com