Promate EarMate.iM Multifunction mono hands-free headset for iPhone 4 and iPad, Dynamic In-ear bud type design,Complete noise isolation and high Fidelity,Frequency range: 18-20,000Hz,Compatible with all MP3/MP4 players, CD players,Jack: 3.5mm 3-Pole,Super wide frequency response, Retail Box, 1 Year Warranty
