1. Copper film speaker, good sound quality
2. Built-in high-definition call microphone
3. One-key control call/cut song
4. Three sizes of ear caps: large, medium and small
5. Tensile TPE wire
6. Lightweight and stable in ear
7. Parameters:
Cable length: 1.2m
Material: PVC+TPE
Microphone diameter: 6mm
Microphone sensitivity: 98dB
Frequency response: 20Hz-20KHz
Impedance: 32 Ohm
Interface: 3.5mm