Flexible connectivity using USB or jack. Manage calls easily with call control unit to make, take and mute calls. Plug-and-play connectivity for quick and easy set-up. All-day comfort with leather-feel ear cushions, and on-the-ear design for all-day use. Certified Skype for Business for simple UC integration and plug-and-play straight out of the box. Stay focused by eliminating distraction in noisy open office environments. Made for both music and voice with a world-class set of microphones and speakers. Let you, not the task, decide where you work by either PC based connection via USB control unit or to your smartphone or tablet with the 3.5mm jack. Each variant has passive noise cancellation as standard to give you protection against high frequency noise. Discreet boom arm easily tucks into the headband when not in use. Professional headset with easy call management and great sound for calls and musicEngineered for easy call management, the Evolve 20 is an entry-level corded headset for professionals who need great sound for calls and music. A control unit allows you to make, take and mute calls, and simple connection makes it easy to get started with your PC. Comes with foam or leatherette ear cushions and on-the-ear design for all-day use. Performance Product type Headset Wearing style Head-band Recommended usage Office/Call center Headset type Monaural Product colour Black Operating keys Volume +, Volume - Volume control Button Virtual surround No Motion sensor No Bone conduction sensor No Over the Air Updates (OTA) No Push-to-Talk (PTT) No Unified communications Yes Refurbished No Daisy chain No In-ear pressure relief No Optimized for Microsoft Teams Phonebook access profile (PBAP) No Auto-connect No HD voice Yes Music playback Yes On/off switch No Hearing protection technologies Jabra PeakStop Plug and Play Yes Works with Amazon Alexa No Steel hinges No Country of origin China Certification Microsoft Power bass No Ports & interfaces Connectivity technology Wired USB connectivity Yes USB connector USB Type-A Bluetooth profiles A2DP Headphones Ear coupling Supraaural Headphone frequency 150 - 7000 Hz Noise reduction No HearThrough No Microphone Microphone type Boom Microphone frequency 100 - 10000 Hz Microphone sensitivity -30 dB Microphone noise-canceling Yes Microphone mute Yes Battery Replaceable battery No Fast charging No System requirements Windows operating systems supported Yes Mac operating systems supported MacOS Music player FM radio No Weight & dimensions Weight 142 g Packaging data Package width 180 mm Package depth 230 mm Package height 35 mm Package weight 140 g Package height (imperial) 3.51 cm (1.38") Package depth (imperial) 23 cm (9.06") Package width (imperial) 18 cm (7.09") Packaging content Charging stand No Charging case No Carrying case No Quantity 1 Logistics data Harmonized System (HS) code 85183000 Master (outer) case width 226 mm Master (outer) case length 496 mm Master (outer) case height 564 mm Master (outer) case gross weight 7.64 kg Products per master (outer) case 48 pc(s) Certificates Certified for Microsoft Teams Yes Power USB Type-C charging port No Technical details Easy pairing No Multipoint connectivity No Other features Automatic volume adjustment No Bluetooth Low Energy (BLE) No Heart rate monitor No USB cable length 2.15 m Voice guidance No Speakerphone No Auto power off No Applications supported Jabra Direct Voice control No Near Field Communication (NFC) No Digital Signal Processing (DSP) Yes Packaging content Headset;USB controller– (call control unit) Protective pouch No 2 ear cushions included Foam size L Call management Remote Call Control (RCC) leaflet