Plantronics W440-M SAVI Convertible, Wireless DECT Headset System for Laptop, Softphone & Multimedia Microsoft Lync Compatible – Unlocked Phone – US Warranty – Black & Silver (Renewed)

The Plantronics Savi W440-M is a convertible wireless DECT headset with noise-cancelling microphone ideal for using with laptops, softphones and more.
Lightest DECT wireless convertible headset with noise cancelling mic to filter out background noise
Multitask handsfree up to 300 feet from base
Hot swappable battery for unlimited talk time
Microsoft Lync compatible
Voice dedicated DECT technology eliminates W-Fi interference
Unlocked cell phones are compatible with GSM carriers like AT&T and T-Mobile as well as with GSM SIM cards (e.g. H20, Straight Talk, and select prepaid carriers). Unlocked cell phones will not work with CDMA Carriers like Sprint, Verizon, Boost or Virgin.