Hp Business Headset 3.5mm WITH Noise Cancelling MICROPHONE

Specification : - Headphone weight : about 300g - Frequency response : 20Hz - 20kHz - Moving coil type / diameter : Φ40mm - Wire : braided wire. length 2.2m - Sensitivity : 108±3dB - Maximum power : 30mW - Resistance : 32Ω ± 15% - Speaker diameter : 40mm - Headphone interface type : 3.5mm interface + USB - Microphone resistance : ≤2.2KΩ - Current : 80mA - Voltage : DC3V Features : 1. Cool lighting design makes you a bright spot in the crowd. 2. Skin-friendly breathable earmuffs, soft and comfortable, not oppressive, long wearing but not tired. 3. High noise-to-noise anti-static microphone, makes the call more clear. 4. Adopt high-fidelity 40mm speaker unit, the output is stable and the sound quality is elegant, the level is clear and the bass is low.Noise Cancelling Microphone.