peak gain 40db digital hearing aids

{"cid":"91222344","title":"Sounds Amplifier Digital Hearing Aids Air Guide With Automatic Noise Cancelling","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/00\/01\/b2edbeb4e662ff2151d1500e413b-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","Volume Adjustment":"7 Levels Adjustable","Hearing Aid working Programs":"2","Function":"Sounds Amplifier","Type":"Back Clip","FOG50 HFA AVG Gain":"50 \u00b14dB","Power Source":"Rechargeable Lithium-ion Polymer Battery","Noise Cancelling":"Automatic","Battery Life":"40 Hours"}}

{"cid":"91150354","title":"Look like MP3 USB Rechargeable Hearing Aid Sound Voice Amplifier Hearing Aids S-95 Digital Hearing Aid ITC In the Ear","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/b1\/b2\/e19a32addb14f68128caffd0c8e0-200x200-1.jpg","attrs":{"Price":"26-30USD\/PCS","Brand Name":"HUGE OEM ODM","Model Number":"S-95","Minimum Order Quantity":"100pcs","Delivery Time":"within 5 working days after get payment","Certification":"CE RoHS","Place of Origin":"China","Payment Terms":"TT \/paypay\/ Western Union","Supply Ability":"10000pcs\/weeks","Packaging Details":"box"}}