Plantronics CS540 Spare Headset, No Charger Included

Features

As described by the manufacturer on Amazon.

• Connectivity Technology: Wireless
• One-touch call answer/end, mute and flash controls
• Energy efficient adaptive power system optimizes for range and talk time
• Conference for enhanced collaboration
• Headsets can subscribe to a base by simply docking the headset
• Light DECT wireless headset on the market. Please refer the User Guide before use.

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