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Remote Speaker Microphone For Vertex [VX231 VX261 VX264 VX451 VX454 VX459 EVX531 EVX534 EVX539]
SKU:RSM-Y4
Pairs well with:

Remote Speaker Microphone For Vertex [VX231 VX261 VX264 VX451 VX454 VX459 EVX531 EVX534 EVX539]
MH-450S: Vertex Speaker Mic (shoulder microphones) with PTT and 3.5mm audio port. For use with Vertex 2-pin radios.
Replacement for Vertex MH-450S, MH-360S or MH-45B4b microphone.
Vertex Remote Speaker Mic Product Brochure
Compatible Radio Models:
- Vertex VX-231 two-way radios
- Vertex VX-261 two-way radios
- Vertex VX-264 two-way radios
- Vertex VX-351 two-way radios
- Vertex VX-354 two-way radios
- Vertex VX-451 two-way radios
- Vertex VX-454 two-way radios
- Vertex VX-459 two-way radios
- Vertex EVX-531 two-way radios
- Vertex EVX-534 two-way radios
- Vertex EVX-539 two-way radios
Contact Two Way Direct to Stay Connected
Once you’ve received your two-way radio and two-way radio accessories, you know you’ll have the support of a leading company for troubleshooting and recommendations of compatible accessories. Order with Two Way Direct for:
- The Lowest Price Guaranteed
- 24/7 Customer Support
- Low shipping costs – with fast shipping!
Use this Vertex remote speaker microphone with the Y4 connector from Two Way Direct with complete confidence. Order online or call 888-742-5893.
This 2-pin Vertex radio mic is a durable push-to-talk mic designed for clear communication. Ideal as a two-way radio speaker mic, it functions as a reliable Vertex shoulder speaker microphone for daily use.
Product Type | Accessories |
Accessory Type | Speaker Microphones |
Compatible With (Brand) | Motorola (Vertex) |
Compatible With (Model) | Motorola (Vertex) VX-231 |
Compatible With (Model) | Motorola (Vertex) VX-261 |
Compatible With (Model) | Motorola (Vertex) VX-264 |
Compatible With (Model) | Motorola (Vertex) VX-450 Series |
Compatible With (Model) | Motorola (Vertex) EVX-S24 |
Compatible With (Model) | Motorola (Vertex) EVX-261 |
Compatible With (Model) | Motorola (Vertex) EVX-531 |
Compatible With (Model) | Motorola (Vertex) EVX-534 |
Compatible With (Model) | Motorola (Vertex) EVX-539 |
What radios is this speaker microphone a replacement for?
It replaces the Vertex MH-450S, MH-360S, and MH-45B4b speaker microphones.
Does this mic come with a push-to-talk (PTT) button?
Absolutely, this shoulder mic includes an integrated PTT button for easy communication.
Which radio models can I use with this microphone?
The Vertex VX and EVX series radio models are usable with this microphone.
What type of connector does this mic use?
It uses a Vertex-standard 2-pin connector.