Cisco Compatible Plantronics CS540 Wireless Headset Bundle (Electronic Remote Answering - EHS for Cisco Phones: 6945, 7821, 7841, 7861, 7942G, 7945G, 7962G, 7965G, 7975G, 8841, 8851, 8861. Unlike the mechanical Remote Lifter (HL10) included with other Plantronics Wireless Headsets this one is electronic so you never have to worry about anything breaking down. The included EHS Interface Cable allows you to easily roam and by notified around the office without missing any calls. When you get a call, a ringtone in the headset will notify you of an incoming call. All you need to do is push a button, on the headset, to answer. Plantronics legendary CS family is setting a new wireless standard for desk phone communication with the Plantronics CS540. The CS540 is the lightest DECT headset on the market, has a new streamlined design and improved performance all with the same reliability for hands-free productivity that has made the CS family a bestseller for nearly a decade. The increased range of this Plantronics headset allows for maximum mobility, one-touch controls, energy efficient power management, simple plug-and-talk installation â the CS540 does it all. What is in the box: Plantronics CS540 Cordless Headset with Headband and Earhook Accessories Plantronics EHS Adapter Plantronics AC Power Supply Plantronics Headset Charger and Battery Connecting cables User Manuals