Etymotic Research ER23-HF3-BLACK-I HF3 in-Ear Headset with 3-Button Remote Control for iPod, iPhone, iPad (Black) JustJamz Simply connect the RF transmitter

Simply connect the RF transmitter to an audio source such as a television or home sound system and you're free to walk up to 150' away

your cans can go from empty to full in 90 minutes with QuickCharge

But that's just the beginning

Magnetic pause function - Automatically pause your music When magnetically attaching the two earpieces together

the road or run free in the fields in the countryside can be at ease around answering the telephone

Etymotic Research ER23-HF3-BLACK-I HF3 in-Ear Headset with 3-Button Remote Control for iPod, iPhone, iPad (Black) JustJamz Simply connect the RF transmitterBrand: Etymotic Research Color: Black Features: Made for Apple iPod, iPhone and iPad functionality Close proximity high sensitivity microphone. Achieves highest output sensitivity in its class with 105 dB SPL sensitivity at 1 kHz at 0. 1 mV. 85%+ response accuracy from 20 Hz 15 kHz. Accudriver(tm) high performance, precision matched, balanced Armature drivers. Accufilter(tm) user replaceable filters that protect the balanced Armature drivers. Includes