Amplify New Revolutionary In-Earphones – Black/Red

These are noise isolating, stereo, in ear earphones with three silicone ear tip sets and 3.5mm jack plug.
Features:
? Diameter: 10mm speaker
? Impedance: 32ohms
? Sensitivity: 103+/- 54dB
? Frequency: 20-20KHz
? Cable length: 1.2m