Good Earphone for Mobile Phone

Portable headset-045

Instruction: Mobile phone handsfree

Microphone:

1. Size: 6.0*5.0mm

2. Frequency Range: 20Hz-16KHz

3. Sensitivity: -58dB+/-2dB

4. Standard Voltage: 3V

Earphone:

1. Size: 15mm

2. Frenquency: 50Hz-16KHz

3. Output Sensitivity: 110+/-5dB

4. Impedance: 32OHM+/-10%

5. Max input power: 30mW