Multitester tested for voltage. Power supply voltage EQUIVALENT for many model Plantronics BlueTooth CE Mini Headsets. AC input 120V (ordinary household wall outlet) and  DC output: 5V. Amperage can be higher, but never lower. Round short barrel connector with a hollow center. Please check your device for electrical requirements before purchase. Questions are encouraged. Photo is generic. Shape, size or color may differ from photo.

Voyager 510 / 520 Discovery 640 / 645 / 650 / 655, Explorer 320 / 330 / 340 / 350 Pulsar 590 / 590A, Audio 910 Audio 920

Special heavy wrapping is provided to protect the prongs. S&H in the contiguous USA is $5.(insured shipping).

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USPS DELIVERY TIME: As stated in the item listing, seller will drop-off your item to the USPS within 5 days of receiving cleared payment. How long it takes to deliver to your door is strictly within USPS control and not within the control of seller. Please leave 5 stars for seller 5 day drop-off time66879-01. Thankyou.