Affordable Price Digital Hearing Aid and Personal Sound Amplifier for Deaf People

Technical DataPeak OSPL90(dB SPL) 110OSPL90-HFA(dB SPL)103Peak Gain(dB SPL)29HFA/FOG(dB SPL)19Reference Test Gain(dB)20Frequency Range(Hz)500-4000Harmonic Distortion @500Hz(%) 0.1
@800Hz(%) 0.2
@1600Hz(%) 0.3EQ Input NOISE(dB) 24Battery Size Custom312Battery Current(mA)0.6
Our CompanyFound in Year2012, Retone is a fast growing company in the fields of manufacturing services providers of wireless hearing aid and PSAPs industries. Our highly integrated array of capabilities is designed to provide our customers with high speed, high volume, high quality, and high flexibility but low -cost wireless hearing solutions from app design to housing molding and volume production.Trade showCertificationsPacking & DeliveryWe apply Continuous Flow Manufacturing (CFM) methodology andJust In Timemethod in everyday work to improve processes and control quality in a more efficient way. Each product undergoes a series of tests such as electrical, visual and acoustic which are supervised by specialized engineers.FAQQ: Are you trading company or manufacturer?
A: We aremanufacture. We have our own research and development teams and factory.Q: How about your delivery time?
A: Generally, it will take5to 15daysafter receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.Q: How do you ship the goods and how long does it take to arrive?
A: We usually ship by DHL, UPS, FedEx or TNT. It usually takes3-5 daysto arrive. Airline and sea shipping also optional.Q: How to deal with the faulty?
A: Our products are produced in a strict quality control system and the defective rate will be less than0.2%.