Cisco 531 Wired Single On-Ear Headset CP-HS-W-531-RJ=

BRAND NEW FACTORY SEALED & RETAIL BOXED WITH THE FULL CISCO WARRANTY!!! The Cisco Headset 500 Series is a professional range of headsets designed for Cisco IP Phones and soft clients. These headsets are optimized for workers in open work spaces so they can be more productive with vibrant audio, powerful noise isolation and exceptional comfort. Specifications Brand: Cisco SKU # CP-HS-W-531-RJ= Headphones Form Factor: On-ear Connectivity Technology: Wired Sound Output Mode: Mono Frequency Response: 50 - 18000 Hz Impedance: 90 Ohm Max Sound Pressure: 118 dB Type: Boom Microphone Technology: Electret condenser Microphone Operation Mode: Uni-directional Frequency Response: 150 - 6800 Hz Active Noise Canceling: Yes Connector Type: Headset (RJ-9) Included Accessories: Quick Disconnect cable Cable Details: Headset cable