Product Overview
The Hytera SM25A3, order code 30030000000141, is a remote speaker microphone with an LCD and a 10-pin connector for E-pack100, E-pack200 and E-center equipment.
Specifications
| Manufacturer | Hytera |
|---|---|
| Model | 30030000000141 – SM25A3 |
| Dimensions | 92.8 x 62.5 x 32.1 mm |
| Weight | about 160g |
| Color | black |
| PTT Key | available |
| Emergency Key | available |
| Connector | 10-pin connector |
| Cable length | max. 2.2 m (fully extended coiled cord) |
| Microphone Sensitivity | –42±3 dB @ 1 kHz 3.0 V 2.2 K, 0 dB = 1 V/Pa |
| Speaker Power | 2 W (rated); 3 W (max.) |
| Speaker Impedance | 20 Ω ±15% @ 1.5 kHz |
| Ingress protection | IP54 |
| Operating Temperature | -30°C to 65°C |
| Storage Temperature | –40℃ to 85℃ |
| PTT cycles | ≥ 100,000 |
| Applicable devices | E-pack100, E-pack200, E-center |
| Display | LCD display |
| Controls | Frequency, transmit power and volume adjustment; host-dependent operation |
Compatibility and Ordering
Quote both SM25A3 and order code 30030000000141. Confirm host firmware and supported controls; the 2.2 m cable figure is the maximum extension of the coiled cord, not its resting length.
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 30030000000141 – SM25A3 configuration, host equipment and quantity required.




