I work in a very loud environment and the single side headsets just didn't work for me.

Having both ears covered makes a tremendous difference and greatly helps my concentration in a noisy office environment.

Really does the job in a noisy office environment.

It is easy to set up, works well in a noisy environment due to its noise cancellation microphone.

I have wasted about USD400 buying this and the D-100M thinking I can use it on my computer in Singapore