MTX Street Audio iX2 In-Ear Acoustic Monitors are designed to deliver the MTX sound experience that fans have craved for over 30 years to your smartphone, tablet, or computer. These 2-way in-ear monitors include both high frequency and low frequency drivers specifically designed to deliver an unmatched stereo experience. MTX fans now have the ability to listen to MTX and Feel the Thunder wherever they go. Precision Quad Speaker Design, 5mm high frequency, high definition driver and 8mm powerful subwoofer low frequency driver in each bud. Real bass with a full range of sound, in a comfortable in-ear configuration. Made for Apple Mic and Remote Control. Pause, play and adjust volume. Take a call. The mic and remote control in these bad boys are fully compatible with iPhone 3GS or later, all iPad models, iPod touch (2nd gen+), iPod nano (4th gen+), and iPod Classic.