kz zsn 1ba 1dd over ear earbuds yinyoo wired earphones without microphone hybrid balanced armature driver dynamic drivers & 3.5mm audio plug detachable cable(black without mic) yinyoo <br><b>product features</b>: <br> <br>brand name: kz <br>model name: kz zsn <br>connectivity : wired <br>driver unit: hybird 1ba with 1dd <br>vocalism principle: hybrid technology <br>resistance: 25 ohm <br>sensitivity: 104 db/mw <br>frequency response range: 20-40000hz <br>control button: yes <br>volume control: no <br>with microphone: optional <br>connectors: 3.5mm <br>line length: 1.2m±3cm <br> <br> <br><b>what’s in the box</b>. <br> <br>1 x kz zsn earphones <br>3 x earbud tips <br>1 x user manual <br> <br> <br><b>notice</b>: <br> <br>1. please lower music volume before connecting earphones with audio devices to avoid earbud's diaphragm damage. and suggested to have a rest for a few minutes after every two hours, that will be better for your hearing. <br> <br>2. this kz zsn iem earbuds with standard 3.5mm plug, pls kindly check your audio devices connector before your purchase. <br> <br>3. yinyoo audio have the formal authorization from kz company , all products in yinyoo audio are original. <br> <br> <br><b>dimension and weight</b> <br> product weight: 0.04 pounds package weight: 0.07 pounds package size : 4.1 x 2.76 x 1.26 inches