Part Number - 84692. Plantronics CS520 Binaural Headset(Includes New Leatherette Ear Cushion). Refurbished Plantronics CS520A Binaural Headset. Plantronics legendary CS family is setting a new wireless standard for desk phone communication with the CS500™ Series, which features the lightest DECT™ headset on the market, a new streamlined design and improved performance.
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