H390D‑RJ9‑MVA Telephone Headset Dual Ear RJ9 Plug Wired Black Noise Canceling Office Business Headset for Call Center

Feature: 1. [Noise Canceling] Built in HD microphone can be twisted at will for less noise and clearer sound. Even in noisy environments can provide clear conversations, so your voice is clear. 2. [All Day Comfort] Soft ear cushions and flexible headband won t put any burden on your ears The ultra lightweight design ensures that you stay focused on your conversation and maintain lasting wearing comfort. 3. [Easy To Use] Plug and play, no driver required, support speaker volume adjustment, microphone mute, six positions line sequence adjustment and other functions, easy to use. 4. [Ultra Durable] The headset is designed with rugged construction and materials to ensure superb performance and make it durable. Long headphone cable provides flexibility of movement. 5. [Wide Compatibility] Compatible with devices with RJ9 headset jack, ideal for home office, call center, telemarketing, insurance, customer service, teleconferencing, etc., with a wide range of uses. Specification: Item Type: Calling Headset Model: H390D RJ9 MVA Material: ABS Color: Black Type: Binaural Plug: RJ9 Functions: Call, Speaker Volume Adjustment, Microphone Mute, Six Speed Line Sequence Adjustment Scope of Application: Compatible with RJ9 Headphone Jack Devices Speaker Parameters: Sensitivity: 105+ 3dB (at 178mV 1KHz) Voice Coil Impedance: 150+ 15 Ohm (at 1KHZ) Frequency Characteristics: 100Hz 10KHz Distortion: less than 5percent (at 178 mV 1KHZ) Microphone Parameters: Directivity: Single Pointing 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 Calling Headset