Extremely Comfortable Headphones: 2.5mm ear pads with soft protein synthetic leather ear pads, headband to fit different head sizes, swiveling earcups for pain- comfort and on your ears even when worn all day long. The 330-degree rotatable microphone arm allows you to use the microphone on both sides, making it the call center headset for telemarketing and offices.CONVENIENT INLINE CONTROLS: Professional volume control and switch are built directly into the 2.5mm earphones. You can easily adjust the headset volume and microphone to make calls easier and more comfortable. Phone Headset: Binaural Headset for Customer Service. The headphone cable is flexible and solidly constructed to ensure durability. If you have any questions, please us. We pay more attention to providing customers with better products and better shop experience. SOUND QUALITY: The phone headset with noise-canceling microphone and HD ensures simple and c for call centers, offices and home calls even in noisy environments. Equipped with acoustic technology that cancels sudden noises before they your ears.WIDE COMPATIBILITY: Wired binaural headpho with 2.5mm jack. Plug and play, no driver required, easy to use. Suitable for devices with 2.5mm headphone jack. Double-sided headpho are suitable for s, call centers, telemarketing, customer service, conference calls, and more.