How can reset Roollmantaker noise cancelling headphones?
Press Volume+ and Volume- together for 3S to clear all pairing information.Red light and green light alternately flashing.
What is the mAH of the battery?
This wireless bluetooth headphones come with 600mAh battery. It can play about 80H music.(Depends on your volume)
How to connect dual bluetooth devices?
First, connect the first bluetooth device,after connected,disconnect it for firset device,and connect the second devices.after connected ,connect the first device again .Thats all.