Improved comfort and flexibility: Jabra Air Comfort technology uses a pressure-relieving, padded headband with rotating ear cups for greater comfort. Connect to two devices at once within 30 m/100 ft High-quality conversations: Powerful Active Noise Cancellation technology effectively suppresses background noise, whilst 2 premium noise-compressing microphones improve voice transmission Easy plug-and-play: Connect quickly to your laptop via the pre-paired Link 380 USB Bluetooth adapter. Control calls directly on the headset using the adjustable boom arm and mute function Seamless collaboration: Evolve2 55 headphones are fully compatible with UC platforms such as Zoom or Google Meet. For disruption-free calls, the 360° Busylight automatically turns on when in a meeting In the box: 1x Jabra Evolve2 55 Wireless Stereo Bluetooth Headset with Link 380 USB-A Bluetooth Adapter, USB-A Cable, and Carry pouch, Headset weight: 130 g / 4.59 oz, Colour: Black Product comes with a 2-year warranty - registration required