Cisco Headset 321 RJ9, Wired Single On-Ear Headphones, RJ9 connection for IP Phone, Carbon Black, 2-Year Limited Liability Warranty (HS-W-321-C-RJ9)

ENHANCED PRODUCTIVITY: Lightweight single ear headset that is optimised for use with Cisco IP phones that have a RJ-9 headset port PREMIUM AUDIO & DESIGN: Affordability doesn’t mean compromising on functionality with the single ear cup design that provides passive noise supression and clear audio. The uni-directional ECM noise cancelling mic helps minimise noise around you COMPATIBILITY: Cisco RJ-9 headsets work with Cisco IP phone models that incorporate a RJ-9 headset port SECURITY & MANAGEMENT: Industry-leading hardware and software ensure communications stay secure. Easy to deploy, manage and service PEACE OF MIND: Two-year limited liability warranty, available spare ear cushions, service support via Webex and Cisco's support team The Cisco Headset 320 Series are affordable headsets that maximise your investment while providing the essentials for everyday office use. Featuring plug and play setup, clear audio, lightweight design and a new one button to join experience (USB models only) that allows you to join a Webex meeting easily. Designed for workers who spend a lot of time wearing headsets at their desk, for example in call centre, and are looking to save time with productivity features like the Webex button (USB models only). Cisco Headset 320 Series models offer flexible options for connecting to devices including support for USB-A, USB-C or RJ-9 connections (Connection options depend on headset model). Cisco headsets include deep integrations with Cisco applications and devices, allowing for an intuitive user experience and intelligent IT headset management across the Cisco ecosystem. Performance Country of origin China Cable colour Black Cable length 2.3 m Control type Buttons Control unit type On-ear control unit Volume control Button Product colour Black Recommended usage Office/Call center Wearing style Head-band Product type Headset Ports & interfaces Connectivity technology Wired Headphones Driver unit 3 cm Headphone sensitivity 116 dB Impedance 32 Ω Headphone frequency 50 - 18000 Hz Microphone Microphone noise-canceling Yes Microphone sensitivity -39 dB Microphone frequency 150 - 6800 Hz Microphone type Boom System requirements Mac operating systems supported Yes Operational conditions Operating temperature (T-T) 0 - 45 °C Weight & dimensions Weight 87 g Height 180 mm Depth 45 mm Width 160 mm Packaging data Package weight 177.97 g Package height 45 mm Package depth 180 mm Package width 160 mm Packaging content Quantity 1 Logistics data Quantity per pack 1 pc(s) Other features Packaging content Headband;Ear Cushions