Technical Specifications
Model
JH-351(4FB)
Output. OSPL90 Max.
≤125+3dB
FOG50 MAX Gain
≤43+3dB
EQ Input Noise
≤29+3dB
Frequency Range
300Hz-4500Hz
Battery Current
≤6mA
Total Harmonic Distortion≤3%+3%
Rated Volatage
D.C 3.7V
Charging time
≤2.5H
Working time
≥22H
JH-351(4FB)
Output. OSPL90 Max.
≤125+3dB
FOG50 MAX Gain
≤43+3dB
EQ Input Noise
≤29+3dB
Frequency Range
300Hz-4500Hz
Battery Current
≤6mA
Total Harmonic Distortion≤3%+3%
Rated Volatage
D.C 3.7V
Charging time
≤2.5H
Working time
≥22H
Product Advantage
Main functional features
Volume: 6 gears
Speaker: Moving iron
Scenario mode: Supports four scenarios
Digital chip: noise reduction
Battery type: lithium battery
Charging method: Micro charging cable
Product Description
- Jinghao hearing aid was used the air-conduction type to compensate of impaired hearing. It is a wear sound-amplifying device. The fundamental operating principle of hearing aid is to receive, amplify, and transfer sound to the ear drum of a hearing impaired person.I.NOTICEII. INTENDED USE2.1 Medical purposeThe hearing aid was intended to compensate of impaired hearing.2.2 Intended patients and environment The hearing aid expect used indoor and outdoor environment, any patients if need hearing compensated decided by doctor can be using but the patients must over than 36 months old. 2.3 Side effects- For the patients skin sensitive with silicon material, may be caused the ear canal pruritus.- First use may cause ear canal appear temporary maladjustment, such as slight pain.
FAQ
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1.We are based in Guangdong, China, start from 2021,sell to Africa(30.00%),South Asia(15.00%),Mid East(10.00%),Domestic Market(10.00%),North America(5.00%),South America(5.00%),Eastern Europe(5.00%),Southeast Asia(5.00%),Oceania(5.00%),Eastern Asia(5.00%),Western Europe(5.00%),Central America(5.00%),Northern Europe(5.00%),Southern Europe(5.00%). There are total about 51-100 staffs in our office.
2. How can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.What can you buy from us?
Test kit,In Vitro Diganositc,Disposable Samplers,Rapid test kits,Swab
4. Why should you buy from us not from other suppliers?
We focus on producing virus nucleic acid detection kits, Disposable samplers, IGG/IGM rapid test kit, PCR test kit etc.The products approved CE, FDA, SGS, ISO13485.More than 200 staffs, 10 production line.
5. What services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW；
Accepted Payment Currency:USD,EUR,HKD,CNY;
Accepted Payment Type: T/T,Credit Card,PayPal, Western Union,Escrow;
Language Spoken:English,Chinese,Spanish,Japanese,Portuguese,German,French,Russian,Korean
6.Can I have samples of this goods to test the quality?
Yes, free sample is available.
7.What's the delivery time and can you lower the price?
It depends on your order. The delivery time is within 3-4 days. If you have large quantities,the price and delivery time can be negotiable.
8.Can I customize the packaging and the logo?
Yes, we could offer customized logo for you.
9.What's the shipping method?
We often use DHL, FedEx, UPS, TK,EK,LH to ship our products.
10. The PCR test kit is required to be stored at a temperature between -25 degrees Celsius and -15 degrees Celsius. How did you do it?
Most of our PCR detection reagents are transported in an incubator, and the temperature can be maintained at -20 degrees Celsius for about 12 days, which can fully meet the general air transportation time limit.
