89 dbm in ear wireless earphones

{"cid":"91218242","title":"Wireless Sports Bluetooth Earphones In Ear Noise Cancelling Headphones For Iphone Samsung","imgUrl":"https:\/\/img.chinax.com\/nimg\/80\/e7\/00d8da34de64d95e8dfed1f3c2d5-200x200-1.jpg","attrs":{"Price":"7.65-5.9USD\/PC","Brand Name":"Saigusy","Model Number":"KSC-543","Minimum Order Quantity":"10","Delivery Time":"3-5days","Certification":"CE FCC ROSH","Place of Origin":"China","Payment Terms":"Paypal,T\/T, Western Union, MoneyGram, L\/C","Supply Ability":"10000pcs\/day","Packaging Details":"Giftbox","Product":"Wireless sport bluetooth earphone","Music play time":"6hours","Charging Case Battery":"300mAh","Bluetooth":"5.3","Earbud Battery Capacity":"40mAh*2","Microphone":"Silicon microphone, -42dB \u00b13dB,"}}

{"cid":"91221595","title":"Open Ear Headset Waterproof Bluetooth Wireless Sports Earphones Bone Conduction Headphone","imgUrl":"https:\/\/img.chinax.com\/nimg\/31\/e3\/c3e48a4b522d2241d96aab2d020f-200x200-1.jpg","attrs":{"Price":"11","Brand Name":"Langsdom","Model Number":"Open Ear Headset","Minimum Order Quantity":"2","Delivery Time":"7-15 work day","Payment Terms":"L\/C D\/A Western Union D\/P T\/T MoneyGram Paypal","Supply Ability":"100 Piece\/Pieces 7days","Packaging Details":"25*20*10cm Piece\/Pieces"}}