hearing aids and background noise 60 hours

{"cid":"91222344","title":"200Hz-5500 Hz Over The Counter Hearing Aids Long Battery Life 40 Hours For Moderate To Sever Hearing Loss","imgUrl":"https:\/\/img.chinax.com\/nimg\/d2\/fc\/5f150c4eeaff20c2a7d6943dcbeb-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"Sounds Good","Model Number":"Y07A","Minimum Order Quantity":"500","Delivery Time":"5-8 Weeks","Place of Origin":"China","Certification":"FDA, FCC, CE, ROHS, RSL SCCP","Payment Terms":"T\/T","Supply Ability":"2000PCS\/Day","Battery Life":"40 Hours","Type":"Boxy","Power Source":"Rechargeable Lithium-ion Polymer Battery","Conduction Mode":"Air Guide Hearing Aid","Warranty":"1 Year","FOG50 HFA AVG Gain":"50 \u00b14dB","Frequency Response":"200Hz-5500 Hz","Volume Adjustment":"7 Levels Adjustable"}}

{"cid":"91215259","title":"Original Digital Cheap 16 Best Rechargeable Wireless wireless For Multiple Channel Hearing Aid","imgUrl":"https:\/\/img.chinax.com\/nimg\/8e\/66\/412fed1c49f91213857b972d6bb0-200x200-1.jpg","attrs":{"Price":"$135.00\/pieces 1-9 pieces","Brand Name":"saferlife","Model Number":"SL-H616E","Minimum Order Quantity":"10","Place of Origin":"Guangdong, China","Instrument classification":"Class I","Warranty":"3 years","After-sale Service":"Free spare parts","Product Name":"Hearing Aid","Color":"skin color","Packing Size":"100mm*100mm*39mm","Avaliable Duartion":"16h","Hearing aid Buttery Capacity":"28mAh","Response range":"\u2264500 Hz~\u22654000 Hz","Battery Type":"Lithium Battery","Case battery capacity":"350mAh","WDRC Channel":"8 channel","Port":"Guangzhou","Supply Ability":"600000 Piece\/Pieces per Month"}}