Phone Headset 330 Degrees Adjustable Noise Reduction Hearing Protection Landline Phone Headsets with Mic

Feature: 1. Wide Compatibility: Our high quality noise cancelling call center headsets are compatible with call center wired telephone equipment, landlines, and other devices with RJ9 ports. Strong compatibility, strong and comfortable. 2. Noise Cancelling Microphone: The 150 ohm speaker adopts hearing protection technology, and the noise cancelling capability of the microphone reaches the level of aviation noise reduction. It is equipped with a noise cancelling microphone. 3. Comfortable Headphones: Ultra light phone headset with adjustable headband for all head sizes, flexible microphone to suit your preferences, soft high quality ear cushions for improved all day wearing comfort. 4. Flexible: 330 degrees adjustable, sophisticated design, integrated headband structure is more durable. It supports external volume control and microphone switch, which is very convenient. The cables are retractable and prevent tangling. 5. Usage Scenarios: Ideal for people who receive a lot of calls every day, home and office work, call centers, telemarketing, customer service users, phone workers, online education, training, after sales service. Perfect for online classes, Skype chats, conference calls and more. Specification: Item Type: Phone Headset Material: ABS Line Length: Before Unstretched: Approx. 1.5m4.9ft After Stretching: Approx. 2m6.6ft Frequency Response: 20 to 20KHz Impedance: 150 Ohm Sensitivity: 125dB. Package List: 1 x Phone Headset Note: Please allow some errors due to manual measurement.