Retone Seamless Digital BTE 4ch Hearing Aids Digital Processing
Specification | Bright 641 |
Design | Digital BTE |
Volume control | Rocker-type II |
Peak OSPL90(dB SPL) | 135 |
OSPL90-HFA(dB SPL) | 130 |
Peak Gain(dB) | 70 |
HFA/FOG(dB) | 60 |
Reference test gain(dB) | 50 |
Frequency Range(Hz) | 200-5000 |
EQ input noise(dB) | 25 |
Battery Size | 13 |
Battery Current(mA) | 1.0 |
Signature feature
- 100% Digital processing for exceptional sound quality 4 Preset Configurations
- 4 channels WDRC amplifier
- 1 2 bands frequancy shaping
- Widebands MPO
- 10 bands LNR Layered Noise Reduction
- Directional MIC
- AFC Adaptive Feedback
- Low battery warning
- Low power consumption
- Multifunction rocker switch
- Auto save digital volume control
Longer use time
Once charged, it can last for 7 days,don't wait for a long charging time, don't worry about charging at any time
Double noise reduction
The built-in dual noise reduction system can filter the external noise, deeply filter the current sound, and make the communication more pure.
Clear sound
Clear sound quality comes from good materials.
Lightweight and portable
The volume is small and the weight is only 8g. It is convenient to carry around and communicate freely when going out.
Certifications
Packing & Delivery
Packing : 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.
FAQ
Q: Are you trading company or manufacturer ?
A: We are manufacture. We have our own research and development teams and factory.
Q: How about your delivery time?
A: Generally, it will take 5 to 15 days after 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 takes 3-5 days to arrive. Airline and sea shipping also optional.
Q: How to deal with the faulty?
A: Our products are produced in strict quality control system and the defective rate will be less than 0.2%.
For defective batch products, we will repair them and resend them to you or we can discuss the solution including re-call according to real situation.