Personal Sound Amplifiers with Noise Reduction Fit Both Ears for Adults and Seniors Rechargeable Digital Hearing Amplifiers
Product Description
Host battery capacity: 45mA Battery capacity of power bank: 300 mA Maximum saturation OSPL90 (db): ≤ 129 ± 3db High frequency average OSPL90 (db): 120 ± 4db Full range sound gain (high-frequency average value): 38 ± 5db Frequency response range: no less than 500Hz-3500Hz Total harmonic distortion: ≤ 8% Equivalent input noise level: ≤ 32Db
FAQ
1. who are we? We are based in Guangdong, China, start from 2016,sell to Mid East(20.00%),Eastern Asia(20.00%),Central America(15.00%),Africa(10.00%),Western Europe(10.00%),North America(5.00%),South America(5.00%),Eastern Europe(5.00%),Southeast Asia(5.00%),Oceania(5.00%). There are total about null people 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? massage pillow
4. Why should you buy from us and not from other suppliers? Factory manufacturer, good quality, in stock
5. what services can we provide? Accepted Delivery Terms: FOB,CFR,CIF,EXW; Accepted Payment Currency:USD,EUR,GBP; Accepted Payment Type: T/T,L/C,Credit Card,Western Union; Language Spoken:English,Chinese