Plantronics Bluetooth Headset with Mic for Universal Smartphones - Retail Packaging - Black HIKVISION USA SKU: SYN-4215611

SKU: SYN-4215611

SKU: AS-109230

so there is no guessing on which way to plug it in

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Plantronics Bluetooth Headset with Mic for Universal Smartphones - Retail Packaging - Black HIKVISION USA SKU: SYN-4215611Brand: Plantronics Color: Black Features: Smart call routing Precision audio Caller announce and voice commands Publisher: Plantronics Details: Simply intuitive. Smart Sensor technology reacts when you put the headset on, letting you quickly take a call without a click. If you're already wearing it, Voyager Legend announces who's calling and waits for you to say "answer" or "ignore". Simply tap the voice command button and ask to check battery level,