Earphone:
1. Driv. unit: ∮10mm, 15mm.
2. Sensitivity: 98~120dB.
3. Mylar spk: 12μ, 9μ, 9μ, plus, 6μ, 6μ plus.
4. Frequency response: 20Hz-20KHz.
Microphone:
1. Mic dimension: ∮6x5mm, 6x2.7mm.
2. Frequency range: 50-16KHz.
3. Sensitivity: -58dB+-3dB.
4. Cable length: 1.2M / 1.8M.
5. Application: mobile hands-free, MP3 earphone, PC and other audio devices.