Product Overview
The Hytera EHM04-A is an earset with an in-line microphone and PTT.
Specifications
| Manufacturer | Hytera |
|---|---|
| Model | EHM04-A |
| Weight | about 28 g |
| Color | black |
| PTT Key | available |
| VOX | none |
| Emergency Key | none |
| Microphone Sensitivity | -42±3 dB@1 kHz 3.0 V 2.2 kilohm;0 dB=1 V/Pa |
| Speaker Power | 20 mW (rated); 30 mW (max.) |
| Speaker Impedance | 32 Ω±15%@1 kHz |
| Operating Temperature | -20℃ to 60℃ |
| Storage Temperature | -40℃ to 85℃ |
Compatibility and Ordering
Confirm the exact radio, connector and cable version before ordering. The page lists neither VOX nor an emergency key; no ingress-protection rating is established by the listing.
Acoustic Performance Documentation
For acoustic qualification, request a frequency-response curve and the measurement reference and test conditions. A single output-level value in dB does not specify a frequency-response bandwidth.
Request a Quote
Contact MARS SC with the exact EHM04-A configuration, host equipment and quantity required.
