otc over the counter hearing aid devices

{"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"}}