【Dual Mic ENC Noise Cancellation】The USB headset is equipped with dual-microphone ENC noise cancellation technology, and the line control has two built-in chips, providing a richer and clearer call experience. The flexible 350° rotating microphone clearly transmits your voice, and by positioning the microphone about 2cm from your mouth, communication efficiency is significantly improved. 【Excellent Sound Quality】This PC headset, equipped with a 28mm speaker, delivers clear and professional calls. It also features Acoustic Shock Protection (ASP) to protect your hearing. Whether in a noisy office or working from home, the wired headset with a microphone captures every detail, allowing you to enjoy comfortable communication while efficiently completing your work. 【Teams Call Button and Microphone Mute】This headset with an MS Teams call button makes it easy to answer/end/cancel Microsoft Teams calls with a simple press of the call button. You can open the Teams window or join an ongoing MS Teams meeting with one touch. This feature simplifies Teams meetings. Built-in control buttons also allow you to mute/unmute the microphone and adjust the volume. The visual busy light function reduces external interference and helps you focus on conversations. 【Wide Compatibility with USB-A Port, Stable Connection】The wired single-ear headset is compatible with PCs, Mac laptops, and other devices with a USB-A port. It provides stable and reliable performance, whether with Microsoft Teams, Skype, or many leading UC platforms. Plug and play, no additional installation required, and compatible with Windows 2000/7/8/10/XP/Vista and Mac OS X operating systems. 【All-Day Comfortable Wearing】The Callez 700TA headset USB weighs only 57g. The 2m cable supports free movement. The adjustable headband, skin-friendly materials, soft memory foam, and ergonomic earcups ensure long-lasting comfort, whether you're working or relaxing. ♥ To save on shipping costs, the original box will not be included. Please understand that the price has been set accordingly.