Sennheiser unveiled its new MM series of wireless headphones at the Mobile World Congress in Barcelona, Spain. The new MM series of over-ear headphones includes the Sennheiser MM 550 And MM 450-X. Both headpones operates on a wireless frequency which eliminates the need for cables thus getting rid of clutter and tangles.
They are both aimed at the audiophile crowd, they feature NoiseGard 2.0 technology that will block up to 90% of background noise plus there’s the Apt-X file compression technology that compresses audio four times faster than other wireless headphones. Both the MM 550 And MM 450-X will be released in March 2012 but no pricing details were announced by the company.