Jabra BIZ 2400 Mono Headband, Ultra Noise Canceling, LS For extremely noisy office environments A duo speaker headset for your business featuring ultra noise canceling technology for extremely noisy environments. For the noisiest of environments The Jabra BIZ 2475 is intended for the loudest of office environments, such as call centers and open office environments. A durable choice with a break-proof boom arm Employees enjoy good sound performance with duo speakers The ultra noise canceling technology helps your employees’ voice carry, so they can speak at a normal, professional level and still be heard by the customer. Specifications: Speakers Listening Mode: One ear Offers mono sound through one speaker Ear Cushion Type: Leatherette S Frequency Response: Narrowband Digital Signal Processing: No This device does not utilize DSP (Digital Signal Processing)Connectivity Usage: Mobile phone Computer Dect phone Soft phone Desk phones Wifi phone Control Center: No Control center is not supported by this device Jabra PC Suite: No This device does not have Jabra PC Suite Connectivity: QD Microphone Boom Arm Type: Flex A boom arm that can be adjusted to the user Microphone Type: Ultra noise cancel Ultra noise cancel Mute function: No There is no option to "mute/unmute" a conversation directly from the device Microphone Sensitivity: Low (E-LS) Low (LS) microphone sensitivity is the quietest microphone transmission of our headsets; it is used mainly on specific telephone devices with their own high amplification or on our headset amplifiers.Technical specs Wearing Style: Headband