Fire Fighter Telephone Hand Set with Box

36 Years (Legacy of Excellence)
- Frequency Range: 300Hz ~ 3400Hz
- Ring Sound: >70dB(A)
- Voice Distortion: less than 10%
- Operating Current: 17mA ~ 31mA
- Plug Diameter: 6mm
- Material & Color: ABS, Red
- Environment Temperature: 0?C ~ 40?C
- Humidity: 45% – 95%, non-condensing
- Weight : About 250g