Customer Service Headset Noise Cancelling USB Cable Control Wired Headphones for Office Business

Feature: 1. ROTATABLE DESIGN: Customer service headset boom can be rotated 180 degree and the microphone bar can be rotated 330 degree with ergonomic design, which is convenient to use. 2. EASY ADJUSTMENT: Wired headset easily retractable and adjustable, adapt to the size of the head, arbitrary expansion without scratching hands, reduce pressure. Perfect for business and office. 3. ULTRA HD CALLING: Business headset has a built in voice noise reduction processor that uses ENC noise reduction technology to eliminate background noise. Smoother voice output and clearer calls 4. PROFESSIONAL: Call center earphone uses intelligent voice algorithms to optimize sample rate conversion equalization, dynamic range control and sound signal processing for the voice environment. 5. PLUG AND PLAY: Customer service headset with 3.5mm connector, suitable for cell phones and computers. It can be freely bent inside and outside to achieve precise adjustment of microphone position. Specification: Item Type: Customer Service Headset Material: ABS Ambient Temperature: -10 degrees C To +40 degrees C Relative Humidity: 10percent -90percent Atmospheric Pressure: 86-106Kpa Ambient Noise: less than 60dB(A) Sensitivity -40+-3dB (0dB=1VPa,At1KHz) Impedance: 2.2K Ohm Frequency Range: 200-12000Hz Distortion: less than 5percent Sensitivity: 100+-3dB 3.5mm0.1in Connector. Package List: 1 x Customer Service Headset