# Standard Horizon SSM-21A Speaker Mic f/HX890, HX400, HX400IS, HX380, HX40  HX210 [SSM-21A]

Introducing the Standard Horizon SSM-21A Speaker Mic, the perfect accessory for your Standard Horizon handheld radios, including the HX890, HX400, HX400IS, HX380, HX40, and HX210. This submersible speaker microphone is designed for durability and reliability, making it ideal for marine environments and outdoor adventures. Constructed with high-quality materials, the SSM-21A not only ensures exceptional audio clarity for seamless communication but also features a heavy-duty belt clip for secure attachment during use. Whether you're navigating through rough waters, working on a construction site, or enjoying outdoor recreational activities, this speaker mic provides hands-free convenience, allowing you to stay connected while keeping your hands free for other tasks. Lightweight and compact, weighing only 0.45 lbs, it’s easy to carry and store. Enhance your communication experience with the SSM-21A and enjoy the peace of mind that comes with knowing you have a reliable tool at your side.

## Details

- **Price:** 80.0 USD
- **Type:** Accessories
- **Tags:** 1st Class Eligible, Brand_Standard Horizon, Communication, Communication | Accessories

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 80.00 USD | In stock |

## Images

- Standard Horizon SSM-21A Speaker Mic f/HX890, HX400, HX400IS, HX380, HX40  HX210 [SSM-21A] Standard Horizon

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> Source: [Besafe1st](https://besafe1st.com/products/standard-horizon-ssm-21a-speaker-mic-f-hx890-hx400-hx400is-hx380-hx40-hx210-ssm-21a)
> Updated: 2026-05-21