Designed for big sound in a small package. The SUMO headphones let you rock out anywhere from the subway to the studio. SUMO FEATURES Engineered to deliver the highest-quality listening experience from your mp3 player, cell phone, or other music device. Built-in microphone for use with iPhone and other mobile phones. Includes 4 different ear gel sizes TECH SPECS Driver Diameter:...
“ First off the disclaimer, the Realvoice IEM’S were given to me a month or two back for reviewing. I would like to thank Spider Cable for the review sample and my apologies for taking so long in writing this review. Since I have had these I have used them about 75% of the time when I am using earphones, which probably averages about two hours per day. So I have put quite a few hours...” --Carlsan