1) Type: Bidirectional earphone
2) Character: crystal sound
3) Shell Material: metal
4) Driver unit: Φ16mm.6u
5) Impedance: 32Ω
6) Sensitivity: 108dB/mW
7) Rated power: 3mW
8) Frequency response: 20-20kHz
9) Inserter: stereo Φ3.5mm or 2.5mm
10) Packaging: PP bag/PE bag
11) Excellent Packaging: gift box
Bidirectional Earphone