Professional headset with flexible connectivity and great sound for calls and music. The Jabra Evolve 30 II connects to the computer via a USB or a 3. 5mm jack to smartphones or tablets meaning you can work or listen to music on your personal device. The in-line controller has large buttons and LED indicators for easy call management and the noise-cancelling microphone will eliminate background noise so ensure calls are made with clarity. Working with all leading systems straight from the box, the headset is installed by simply plugging it in. Corded mono headset for softphone and smartphone Noise cancelling microphone Optimised for Unified Communications Soft pouch included Leatherette ear cushions for comfort Connectivity via 3. 5mm jack and USB Colour: Black