China Digital OTC Hearing Aid Adjustable Ear Sound Amplifier Open Air Hearing Aids, Find details about China Hearing Aid, Hearing Sound Amplifier from Digital OTC Hearing Aid Adjustable Ear Sound Amplifier Open Air Hearing Aids
Hearing Modes | Full range frequency Noise Reduction Processing Telephone answering |
Two fine-tuning setting | NH & MPO control |
Max Sound Output | 125dB/ 135dB/ 142dB ± 3 dB |
Sound Gain | ≥70±3dB |
Total Harmonic Wave Distortion | ≤3% |
Frequency Range | 200-5000Hz |
Working Hours | 250Hours |
Input Noise | ≤20dB |
Channle | 4 Channle |
Battery | A13 |
Applicable For | Moderate,Severe Hearing Loss |
Certifications | CE,ROHS,ISO13485(Medical CE),Free Sale(CFS) |
Mode Status Setting | Tune on: Full range frequency mode. Click on the Mode Swapping Button: "DI": Full Range Frequency mode; "DIDI": Noise Reduction mode; "DIDIDI": Telecoil mode, when the hearing aid was set to telecoil, the microphone on the hearing aid for the general environment would turn off and the individual could only hear the phone |
Packing | 1 set of earplugs (large, medium and small) 1 volume adjustment stick 2 A13 batteries 1 manual |
HL | About 3-5 working days Good at Asia,America,Europe,etc |
FedEx | About 3-7 working days Good at India,America,Europe,etc |
UPS | About 3-6 working days Good at America,Europe,South Africa,etc |
TNT | About 3-8 working days Good at The middle east,Africa |
EMS | About 15-20days Good at The Russian Federation |
SF express | About 5-10 working days Good at America,Asia,etc |
By Air | About 4-7 working days Most country available |
By Sea | About 7-30 days Only available for coastal areas.Cheapest and longest |