Anonymous2 years ago000Hello, is the Momentum 4 compatible with the BT transmitter from Sennheiser 'BT T100'? Thanks in advanceShow in original language (German)Luca Frighetto2 years ago000The headphones can be used with the BT 100 transmitter without any problems.Show in original language (German)Commenterwinblum02 years ago • purchased this product-101purchased this productI don't know any BT transmitter. I connect the Momentum 4 to my IMAC. The Momentum 4 can no longer be charged. That is the problem.Erwin Blum.Show in original language (German)Comment