This is not micro usb charger, it is 2.0mm jack charger port. USB to DC 2.0mm Charging Cable, you can charge it through Power Adapter, USB Port of Laptop/PC, Power Bank, Wall Charger and Car Charger.
The replacement cable DC Tip - 2.0mm*11mm, Cable Legth - 100cm/3.3FT.It can be used for most Small Electronic devices.Such as Toys.Headset Earbuds, Shower speakers, Receiver, Old Version No'kia Cellphone, G pens and so on.
A replacement cable for your HD505 headset original charger lost or damaged.This allows you to have1 at work 1 at home and 1 in the car. :)
Package Included: USB to 2.0mm Charger ONLY. Not compatible with Womanizer Pro40
After-sales service: One year hassle free for any quality related issues, please contact TenCloud where is any problems.