Detail produk: * Merek: KIVEE *KV-MT77 Wired headset *Multi-function wire control, with plus and minus volume *Material: woven cloth outer quilt + ABS microphone shell *Product net weight: 12g *Product size: line length 1.2M *Plug cord 2.2mm *Headphone cable 1.5mm *Speaker specifications: 12MM *Rated power 2mW *Sensitivity: 103dB±3dB *Impedance: 32 Ω±15% *Frequency response: 20Hz～20KHz