  The Poly (Formerly Plantronics) Blackwire 3220 USB headset provides a best-in-class audio experience in a headset that’s built for enterprise needs. Even better, people want to wear it—so your investment pays off. With a sleek design and flexible microphone boom for a customizable fit, what’s not to love? Specifications Weight: With Cable: 118 g / 0.26 lbs Without Cable: 92 g / 0.20 lbs Cable Length: QD to Headset: 790mm / 2.59 ft USB to Inline Module: 900mm / 2.95 ft Total USB to Headset: 1610mm / 5.28 ft Headband Adjustment: 70mm / 0.23 ft Boom Rotation: 270° Speaker Size: 28mm / 0.09 ft Input Impedance: 32 Ohms Speaker Sensitivity: 90 dB 1mW/1kHz 0.01m open field Speaker Bandwidth: Speech Mode: 200-6800Hz Media Mode: 20-20000Hz Maximum Acoustic Output: 118dBSPL Microphone: Sensitivity: -38dBV/Pa Boom Length: 130mm / 0.43 ft Bandwidth: 100-10000Hz Part# 3220 |
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