Single Ear Telephone Headset Noise Reduction Volume Adjustment Mute USB Business Headset with Mic Black H390‑USB‑1

Feature: 1. [Noise Cancellation] The headset has a built in high definition microphone that can be twisted at will to provide clear conversations even in noisy environments. Less noise and clearer sound. 2. [Ultra Lightweight] The traffic headset provides you with an ultra lightweight wearing experience for long lasting wearing comfort. Soft ear pads and flexible headband don t put any burden on your ears. 3. [Easy to Use] The single ear customer service headset has a USB plug, plug and play, no driver required, and easy to use. Support speaker volume adjustment, microphone mute, strong practicability. 4. [Rugged Construction] The earphones are designed with sturdy construction and materials to ensure super performance and make them durable. The long headphone cable provides flexibility on the move. 5. [Wide Compatibility] The headset is suitable for devices with a USB interface, ideal for home offices, call centers, telemarketing, insurance, customer service, conference calls, and more. Specification: Item Type: Headset Model: H390 USB 1 Material: ABS Colour: Black Type: Monoaural Plug: USB Interface Function: Call, Support Speaker Volume Adjustment, Microphone Mute Scope of Application: Suitable for Devices with a USB Interface Speaker Parameters: Sensitivity: 105+ 3dB (at 178mV 1KHz) Voice Coil Impedance: 150+ 15 Ohm (at 1KHz) Frequency Characteristics: 100Hz to 10KHz Distortion: less than 5percent (at 178mV 1KHz) Microphone Parameters: Directivity: Unidirectional Sensitivity: 40+ 2dB (2.0V, 2.2K Ohm , 1KHz) Distortion: less than 5percent (at 4.5V 2.2K Ohm 1KHz) Frequency Characteristics: 200Hz 6KHz Current Consumption: 100 500υA. Package List: 1 x Phone Headset