Product Details
Hearing aid
1.Max Sound Output: 130dB ± 4dB
2.Max Gain: 58 ± 5dB
3.Harmonic Wave Distortion: ≤8% (AT 1000 Hz)
4.Input Noise: ≤ 28 dB
5.Frequency Range: 300Hz ~ 4000Hz
6.Working Voltage: 1.5V
7.Working Current: ≤ 6.8mA Hearing aid coil sensitivity >100dB
Company Profile
Shenzhen TOP Jewelry Co., Ltd. was established in 2008, located in
Shenzhen City, Guangdong Province. We are specialized in producing
all kinds of jewelry, including earrings, rings, pendants,
necklaces, bangles and bracelets, especially for leather and
stainless steel products. We have cooperated with Disney, Chanel,
Avon and so on. North America, Eastern Europe, the Middle East,
Africa and Australia are our major markets. All of our products are
fashionable and environmentally friendly. Currently, we have an
inspiriting and professional sales team and some loyal cooperative
companies with thousands of workers in total. We have our own
designer, Hazel. She is so genius that she can let any idea come
true. We can manufacture products according to clients'
requirements in details according to drawings and samples. OEM
service is available.
Our QC will check all products before shipment to guarantee the
good quality. At the same time, our company has spent a lot of
money purchasing advanced equipment, improving production
efficiency and ensuring the quality of products. We make more
specialized products in advance. Also we have return policy to
guarantee clients' profits. The management ideal of our company is
"People Oriented, Reputation First, Customer Centered, Mutual
Benefits". With strong strength, enough confidence and top quality
products, we provide good services for customers at home and
abroad.