britzgo hearing aidmini digital wireless stealth usb rechargeable sound amplifier deaf aid audifonos bha-1204bscouts

brand namebritzgo origincn(origin) model numberbha-1204 colorblue for people80-90db moderate hearing loss full-on acoustic gain365db average ospl901084db frequency response200-3200hz max ospl90128+3db product size/uint43*16.5*11.3mm product weight/unit8g function-1hearing aid function-2rechargeable hearing aid hearing mode2 mode(l & h) processingdigital hearing aid working timeabout 40hours feature1audifonos feature2safe charging feature3intelligent noise reduction feature4anti-howling feature5d