“ I compared this ultra sound TwinBA IEM with UE700. UE700 and GH-ERC-DMS, both are dual/twin BA, but different tuned. audio source : iPod touch 4G 32GB and iPhone4G 32GB w/ ALAC or MP3 320KBps , 93~94dB normalized. Outlook and packaging: Oh, poor. outfit made with plastic and inner is seems to urethane. cable is really same as MEElec A151. ( shorter than...” --Raphael K
“ These IEM's arent the greatest. But these ARE the greatest for $5!! Seperation is great, Clarity is great, Detail is great! Bass is superb! Doesnt muddle out the highs and mids. This is the best buds that ive had for just $5! A reminder, these arent audiophile IEM's, but because if the price, they are probably the best IEM's out there! ” --Ezio
“Expanding on the pros, other likes- - These cans are pretty comfortable imo, with the velour pads and soft headband. I havent had any problems with pressure points on the headband, and have been able to wear them for several hours on end without much fatigue. Clamping force is just right. Tighter than, for example, a Creative Aurvana Live, but looser than my FA-011s. Fairly light weight. -...” --kidcharlemagne
*On/Off switch-saves batteries. *Self-adjusting headband. *Channel selector. *Volume control. Listen to music on the porch,in the yard,or from any room in the house. Selectable,3-channel PLL circuitry for superior reception. 900MHz operation for crisp,clear sound. Long range-up to 150 feet
Nike sport in-ear headphones feature sportsound technology.