Active Noise Cancelling Headphone

product overview:touch+noise cancelling bluetooth,bluetooth version: NY002/4.1,adjustable、foldable、swivel,metal headband 、metal brackets，operating range: 10m(no barriers)，functions：volume control,previous/next，song,play/pause,functions：talk/ end call;:40MM good quality professional spk;:color injection housing+metal headband+adjustable arm;:1C pad printing logo(2pcs) ;:NY002(Vmicro )/4.1+noise cancelling board(noise cancelling:17±3DB);:500MAH rechargeable battery(ANC+BT:9-10H ，BT：25-26H，charging time:3-4H);:headbelt cover+protein cotton earpad;:labor and other materials;:PS02 flight adapter/nickel insert ;:both-ends 3.5MM nickel-plated plug /1.2M   nylon wire ;:0.3Mmirco charging cable;:change to nylon wire prop65 need extra  ;:in gift box pkg,4C printing ,poly bag matt finish,transparent stickers，10PCS/carton    ;