H360‑USB‑3 Telephone Headset Black Volume Adjustment Mute Single Sided Earphone with USB Plug for Ca

Feature: 1. BUILT IN HD MICROPHONE: It can be twisted at will to make your voice loud and clear. Noise reduction can provide clear dialogue even in noisy environments. The noise is smaller and the sound is clearer. 2. COMFORTABLE: Provide an ultra light wearing experience. The soft ear cushions and flexible headband will not cause any burden to your ears. The ultra lightweight design ensures that you focus on your conversation and lasting wearing comfort. 3. USB PLUG: Ultra light wearing experience, plug and play, no need to drive, easy to use. Support speaker volume adjustment, support volume mute, microphone mute. 4. ULTRA DURABLE: The earphones are designed with sturdy structure and materials to ensure superior performance and make them durable. The long headphone cord provides flexibility of movement. 5. WIDE COMPATIBILITY: The headset is suitable for devices with USB interface, ideal for home, office, call center, telemarketing, insurance, customer service, teleconference, etc. Specification: Item Type: Telephone Headset Model: H360-USB-3 Material: ABS Colour: Black Type: Single Ear Plug: USB Plug Function: Call Support Speaker Volume Adjustment Volume Mute Microphone Mute Scope of Application: Suitable for Devices with USB Interface Speaker Parameters: Sensitivity: 105±3dB (at 178mV 1KHz) Voice Coil Impedance: 150±15Ω (at 1KHz) Frequency Characteristics: 100Hz-10KHz Distortion: ≤5% (at 178mV 1KHz) Microphone Parameters: Directivity: Single Point Sensitivity: -40±2dB (2.0V, 2.2kΩ, 1KHz) Distortion: ≤5% (at 4.5V 2.2kΩ 1KHz) Frequency Characteristics: 200Hz-6KHz Current Consumption: 100-500υA Package List: 1 x Telephone Headset