Poly Wired Full Duplex Microphone - White Superior audio pickupAdjustable drop height provides extraordinary voice pickup from anywhere in the room.Award-winning technologyMakes full use of Poly's digital microphone and Acoustic Fence technology.Superb room coverage360-degree coverage from three cardioid elements can handle a room up to 1,200 square feet with three arrays. Low latency and signal issues, often found in wireless connectivity, are no longer a problem with wired connectivity Capable to throw a crisp and clear audibility with 80 Hz - 20 kHz frequency response Fixes into the ceiling and covers ample range to pick voices of all speakers in a room table.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Product Type: Microphone Minimum Frequency Response: 80 Hz Maximum Frequency Response: 20 kHz Product Color: White Connectivity Technology: Wired Brand Name: Poly Manufacturer: HP Inc. Product Name: IP Ceiling Microphone Array Microphone Type: Ceiling Mount Manufacturer Part Number: 875S1AA Manufacturer Website Address: http://www.hp.com Microphone Sensitivity: -40 dB Microphone Technology: Full Duplex Package Contents: IP Ceiling Microphone Array Electronic interface module Ceiling mounting hardware Ethernet Plenum cable Shielded CAT 5E cable Cable 6 pin mini XLR Wall plate Cable grommet Limited Warranty: 1 Year Feature1: Low latency and signal issues, often found in wireless connectivity, are no longer a problem with wired connectivity Feature2: Capable to throw a crisp and clear audibility with 80 Hz - 20 kHz frequency response Feature3: Fixes into the ceiling and covers ample range to pick voices of all speakers in a room