One side Earphone with Mic and Volume Control Scroll
Speaker: 10 mm Dynamic type
Impedance: 32+/-15% Ohms
Sensitivity: 105+/-3dB
Frequency: 20Hz--20000Hz
Max. input power: 10 mW

Microphone: condenser type
Polar Pattern: Omni-directional
Sensitivity: -58dB+/-2dB(0dB=1V/ubar)
Impedance:≤2.2KOhms
Frequency: 20-16,000Hz
Connector: 3.5mm stereo plug x 2