- onboard MT8870 complex frequency decoding chip
- onboard voice input interface
- onboard 5 LED indicator, easy to view the output status
- the basic chip has been the main pin leads
- PCB size: 26.5 (mm) x24.5 (mm)
- Working voltage: DC 5V
- Current: 10mA Max.
- Working Temperature: -65℃~+150℃
- Module consumption : 500mW max.