Sentry Sport Series Comfort Fit Wrap Around Buds with Mic, Green, H6000G Great for use with smartphones, cellphones, iPod, iPad, iPhone, MP3 player, tablets, PCs and laptops, DVD players, gaming (PS4, Vita) and more Frequency: 20Hz - 20kHz; Impedance: 16 ohms; Sensitivity: 112dB 3dB Listen to music and talk to friends with in-line click control microphone; easily fast forward, play, pause and rewind music, adjust volume, hang up and answer calls 10mm driver diameter unit for deep bass, crisp highs and high definition sound