Active Noise reduction Headphones

product overview:IPX4 Noise cancelling bluetooth TWS，charging case with  battery， can charge the headphone directly，Noise reduction:15DB－18DB，bluetooth version: NY013/5.0，operating range: 10m(no barriers)，previous/next song,play/pause,talk/ end call;spk:8MM professional quality spk;housing:injection housing;surface treatment:1C pad printing logo(2pcs) ;bluetooth solution/PCBA:NY013( Realtek )/5.0(playtime: 3H);battery:2*40MAH rechargeable battery(charging time:1.5H);labor and other materials:labor and other materials;charging stand housing:charging stand housing;charging stand/PCBA:charging stand;charging stand battery:500MAH rechargeable battery(charging 4.5times);charging stand surface treatment:1C pad printing logo(1pcs) ;charging stand assembly  labor:charging stand labor;silicon cap:three  pairs of  silicon caps ;charging cable:0.3M Type C charging cable;packaging:in window gift box pkg，4C printing ,matt finish,instruction manual, poly bag，PE hanging hole  ，insulating film  20PCS/carton;