Havit L670 EARPHONE WIRED IN-EAR - BlackHavit HV L670 Light Weight In Ear Headphones gray Delicate Aluminium alloy High Light Processed. all Dynamic Equillbrium speaker. 10mm speaker unit for sports calibration. an ear design for noise cancellation. Multi function button For Calls & Songs Controller. The earbuds have nice bass response at times they seem a little punchy and the sound seems a little skewed to the low end. I wouldnt necessarily call this a negative since many users may prefer