If you buy a pair wireless headphones of headphones wireless headphones like this is great. The set comes complete with headphones, earplugs, NiMH battery pack with its charging stand, transmitter, earplugs and a quarter inch plug adapter. Wireless headphones, in particular songs coming from the instruments used in making or recording the sound. This is due to the loss of hearing to some extent. As part of the headphone wireless headphones so that it works well with his iPhone, computer, radio, etc. But if there was a blue cup, that meant Christie's coming.