RJ9 Phone Headset Built in HD Microphone Binaural Office Headset Support Speaker Volume Adjustment Black

Feature: 1. Noise Cancelling Traffic Headset: Built in HD microphone, which can be twisted at will to make your voice clear. Provides clear dialogue even in noisy environments. Less noise and clearer sound. 2. Comfort Wearing: Telephone headset provides an ultra lightweight wearing experience. Soft ear pads and flexible headband don t put any burden on your ears. You can concentrate on your conversation. 3. Support Speaker Volume Adjustment: Office phone headset plug and play, no driver required, supports speaker volume adjustment, and is easy to use, meet your daily needs. 4. Sturdy Structure: RJ9 Double sided headset is designed with sturdy construction and materials to ensure super performance and make them durable. Long cable provides flexibility on the move. 5. Wide Compatibility: Phone headset is compatible with devices with RJ9 headphone plug. Ideal for home offices, call centers, telemarketing, customer service, conference calls, and more. Specification: Item Type: RJ9 Phone Headset Material: ABS Model: H390D RJ9 VA Colour: Black Type: Binaural Plug: RJ9 Function: Call, Speaker Volume Adjustment Applicable Scope: Compatible with devices with RJ9 headphone plug Speaker Parameters: Sensitivity: 105+ 3dB (at 178mV 1KHz) Voice Coil Impedance: 150+ 15 Ohm (at 1KHZ) Frequency: 100Hz 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: 200Hz 6KHz Current Consumption: 100 500υA. Package List: 1 x RJ9 Phone Headset