BLUETOOTH 5.2 HEADSET WITH USB DONGLE: The wireless headset with microphone for PC adopts QCC3024 chip known for its fast transmission, stable connection and the lowest battery power consumption. APTX and low lattency technology supports high speed real-time and high fidelity audio transmission, allowing you to enjoy handsfree clear Communication. The wireless office headsets support connection range up to 20ms(60ft). With charge base in-built with Bluetooth receiver, Plug and play for PC. | NOISE CANCELING MIC WITH MUTE FUNCTION: The Bluetooth phone headset with microphone noise canceling can filter up to 90% of background noises to ensure crystal clear voice for the other end listeners. Top grade BT chipset offer clear and precise voices fluid communication. The mute button can be used to turn the microphone on and off during calls. Tip: The microphone mute only works with cell phones and certain PC-based applications Microsoft Teams and Skype for Business. | COMFORTABLE TELEPHONE HEADSET: The binaural Bluetooth headset for work and truck driver features a padded headband and breathable protein skin earmuffs for maximum comfort. The 330 degree rotatable microphone boom of the wireless call center headset is reversible so that the mic can be used on the right or left side. The adjustable stainless steel headband allows you to find the perfect fit without restrictions and offers excellent durability. | MULTIPOINT PAIRING: The Bluetooth headset with mic for computer supports dual connectivity technology. It enables you to connect the wireless phone headset to your PC laptop and smartphone at the same time. Highly recommended for online courses, truck drivers, call centers, offices, home work, perfect for Microsoft Teams, Cisco Jabber, Zoom, video conference, business meetings, voip calls, webinars, Skype chat, telephone conference, speech dictation and dragon nuance speaking. | LONG BATTERY LIFE AND CONVENIENT CHARGE: The stereo wireless headset for home work with large battery capacity offers up to 40 hours of talk time and 400 hours of standby by single charge of 2 hours. There are two ways to charge the wireless headset. Just simply leave it on charge stand, or charge the Bluetooth trucker headset by the USB cable included when on the go.