SM25A3
Remote Speaker Microphone
It can control functions of digital wireless ad hoc network repeaters such as power on and off, audio output and input, emergency alarm, display and configuration parameters (status information display, volume adjustment, power switching, frequency switching, etc.), etc.
Highlights
Functions
Technical Specifications
- Dimensions
- 2.8* 62.5* 32.1mm
- Weight
- about 160 g
- Color
- black
- PTT Key
- available
- Emergency Key
- available
- Microphone Sensitivity
- –42±3 dB @ 1 kHz 3.0 V 2.2 K, 0 dB = 1 V/Pa
- Speaker Power
- 2W (rated), 3W (max.)
- Speaker Impedance
- 20 Ω±15% @ 1.5 kHz
- Speaker Frequency Response
- 97±3 dB @ 1 kHz 2 W/30 cm
- IP Rating
- IP54
- Operating Temperature
- –30℃ to 60℃
- Storage Temperature
- –40℃ to 85℃
