Linner NC50 is an affordable active noise cancelling in-ear wireless headphones that you can take with you during the whole day long training in your gym room. Whatever you do, running, lifting weights, squad, kick boxing, this headset can accompany you. This is one of the most impressive noise cancelling headset I've ever tested. Read my detail review of Linner NC50 Active Noise Cancelling Headphones in this article to learn more.