Specifications:
Speaker:
-Sensitivity: 120 +/- 3dB &1kHZ
-Transducer: moving coil dynamic speaker
Impedance: 32? +/- 15% &1kHZ
-Resonance freq (FO) 400HZ +/- 20%
-Rated input power: 200mW Maximum input power: 500mW
Microphone:
-Sensitivity: - 37.5 +/-2dB &1kHZ 2.2K? 3V 0dB=1v/pa
-Impedance: Max. 2.20 k? &1kHZ
-Directivity: Omni-directional Frequency: 100Hz - 16000Hz
-Max operation voltage: 10V
-Standard operation voltage: 3V;
-Current consumption: Max. 0.5 mA;
-S/N ratio: Min. -56dB & 1.1 kHZ
Working with Hoffer Handheld radios.