Jabra On The Go Universal USB to Micro USB Charging Adapter. Bluetooth battery drained? This Jabra Micro USB charging adapter is the way to get it back up and running. Simply plug this device into any USB jack and plug your bluetooth in the other end and charge it up. At the office and your bluetooth needs juice? Insert the adapter with the bluetooth into any of the computer/laptop's USB port and charge it up. The sleek flexible design lets you turn the adapter 180-degrees to allow you to charge the device in different directions. PC via USB charger. The On the Go adapter saves you the hassle of carrying cables. Will also charge any Micro USB enabled Bluetooth! Easy as 123...