China Psap Sound Amplifier Hearing Device

Retone 4ch Digital Open-Fit Seamless Hearing AidsSignature featureGrinder
- Digital processing
- 4channels wdrc amplifier
- Apaptive feedback cancellation
- Open-fit design, easy operation
- Low battery warning
- Low power consumption
- Pipe Fittings High quality 20-bit audio processing4 preset configurations:
- Speech (default)
- Restaurant noise
- Road noise
- Outdoor noise
Technical DataPeak OSPL90(dB SPL)115OSPL90-HFA(dB SPL)108Peak Gain(dB SPL)40HFA/FOG(dB SPL)30Reference Test Gain(dB)26Frequency Range(Hz)200-4500Harmonic Distortion@500Hz(%) 3.0
@800Hz(%) 3.0
@1600Hz(%) 3.0EQ Input NOISE(dB)30Battery Size Custom13Battery Current(mA)0.8Company Information

Start your OTC hearing aid business with us!

Retone is a fast-growing OEM/ODM hearing aid manufacturer, who has high-level product expertise on OTC hearing products for years.

Over 80% products and production in Retone are Buy-and-go hearing products.

Every year over 4 styles OTC hearing products are launched or upgraded base on market and customers' request.

Over 45% customers come from the pharmacy, optical shop and emergingOther Electronics market.

Not the top OEM/ODM maker, but our superiority is flexibility.Exhibition
Certifications
Packing & DeliveryPacking :Standard packing ,neutral packing, OEM packaging are welcome;
Delivery :7-10 days after deposit received;
Shipping :Express, by AIR, by SEA etc;
Payment :Credit Card, Paypal, Local Bank, Western Union etc.
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%.