peak gain 40db digital hearing aids

{"cid":"91222344","title":"40dB Peak Gain Invisible Wireless Hearing Aids with 8 Channels","imgUrl":"https:\/\/img.chinax.com\/nimg\/5b\/19\/dd3e2e3a024c38c5c7fb75499b89-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"Sounds Good","Model Number":"Y03A","Minimum Order Quantity":"500","Delivery Time":"5-8 weeks","Place of Origin":"China","Certification":"FDA\u3001FCC\u3001CE\u3001RoHS\u3001SCCP","Payment Terms":"T\/T","Supply Ability":"1000pcs per day","Max Sound Output":"Less Than 115dB","Function":"Sound Amplifier","Average Gain":"35dB\u00b14dB","Working Time":"60h","Technology":"Digital","Channels":"8","Net Weight":"Only 3.3g","Peak Gain":"Less Than 40 DB"}}