Standard Horizon CMP460 Submersible Noise-Cancelling Speaker Microphone

<p><strong>CMP460 Submersible Noise-Cancelling Speaker Mic</strong></p><p>IP57 specification for dust protection and water submersion: 3' for 30 minutes.<br><br><strong>Features:</strong></p><ul><li>Push to talk</li><li>Speaker</li><li>Microphone</li><li>Noise Cancelling</li><li>Intrinsically-Safe Certified (when matched with IS Radio)</li></ul> <!--- cis2:mm5sl5hm --->