Then sit there and watch them until both start to blink blue/red again bc that means they linked. Overall good mic bit but is poorly made for the price. Its a great value and cheaper than most others like it. It also gets most things right, such as weight, shape safeness, clicks, and mouse feet. I love this mat -- it looks good enough to be indoors, but also catches dirt pretty darn well. I get many compliments. When I began looking for noise cancelling headphones I first began looking for the ?best cancelling? on the market but there are many other factors you need to consider when making a buying decision. i like this stuff. Sending these ones back. So I was looking for something with a better design; up was hesitant with these but decided to for the good deal plus the case and arm band.