Quick user adoption A mono speaker headset for business environments featuring noise-cancellation and a variety of wearing styles. The flagship of corded headsets The Jabra Biz 2400 corded headsets give you maximum flexibility for your business. Employees can choose the wearing style that works best for them Keeps background noises from disrupting conversations with customers A durable choice with a break-proof boom arm The mono version comes with three different wearing styles, giving your employees the freedom of choice and ensuring quick user adoption. Its noise canceling features filter out background noise, helping you create a more professional environment for your employees and customers. Jabra Biz 2400 Mono, 3-in-1, Noise Canceling, STD is part of the Jabra Biz2400 Series. Technical Information Quick Disconnect (QD) Option, requires an additional cord Narrowband Frequency Response Mono Headset Noise Cancelling Microphone Flex Boom Arm 3 different wearing styles - Over the head, Behind the neck and Ear hook Lightweight - 51g in weight Leatherette Ear Cushion (Size Small)