The German Commission of Consumer Products Testing has concluded that current models of Bluetooth headsets has overcome wired models. They tested 17 different models to evaluate the WIFI headsets in terms of sound quality found that it is the same as wired headsets. And found that the best in this class is Sennheiser Urbanite XL Wireless headset that delivers the best sound quality with great Bluetooth connectivity.
While the Skullcandy Grind Wireless came in second in terms of sound quality with battery that works up to 5 hours of operation.
While the low-cost Bluetooth headsets got the worst ratings as their sound quality did not convince the German magazine experts, who focused during the test on sound quality, interference, ease of use and Bluetooth connectivity, durability and harmful materials.