For anyone who wants a bit more sensitivity, here are some rated at 112 dB/mW. http://www.macresq.com/store/detail.php?prodID=P009802 > Make sure your earbuds are rated at 108 dB/mW. > Some are not and it makes quite a differnce. Been there! -- Thomas M. Beaudry k8la / ys1ztm K2 # 3422