Not sure which headphones to choose?In the following article we put head to head Groov-e GV-BT300 and Philips SHB4000 headphones features and specifications.When compared toPhilips SHB4000, the Groov-e GV-BT300 hassligtly worse Fequency Range,similar Sensitivity,sligtly worse Audio Quality,we detail our comparison below.