"Product Type: Earphone Brand: N York Model: HP910 Jack: Type-C Works For: Calls & Music Cable Length: 1.2 Meter Impedance: 32Ω Frequency Response: 20-20,000Hz Sensitivity: 90±3dB(at 1KHZ 0.5ms) Speaker Power: 3-5MW. Experience clear, noise-free call/Music with unbeatable sound quality. We ensure the pure quality sound for the music love in you. Free yourself to write emails or take notes during phone calls with stereo headset.