FBI GH Earpiece Headset (Ear Hook Earpiece)

Microphone SpecificationSensitivity Range: -36± 3dB RL=1.0K Q Vs=2.0V(DC) 1KHzImpedance Max: 2.2K2 1kHz (RL=2.2KΩ)Frequency: 20-20KHzCurrent Consumption Max: VS=2.0V RL=2.2KΩ MAX: 500μAOperation Voltage Range: 2.5V-10V (DC)Max Sound Pressure Level: 110dB S.P.LSpeaker SpecificationImpedance: 32Ω 15%@1KHZSensitivity: 110dB 10%/1Watt 0.5MeterResonance freq: (FO) 680HZ 20%Frequency respond: F-5KHZRated Input Power: 1.0WMaximum Input Power: 1.5W