Colour Name:1 Piece Parameter:Signal to Noise Ration: Less Than 28dbPlug Type: EU/USFrequency: 100-4000HzVoltage: 1.2VGain: 30dbWorking Current: Less Than 3mADistortion: Less Than 6%Charging time: approx. 3 hoursWorking time: 8-10 hours●Sound amplifier helps to amplify sound up to 30x with low background noise.●Inbuilt battery convenient to recharge.●There is no battery required to replace again.●Fully charged replaceable artery can stand up to 8-10 hours continues use.●Best hearing keep the ear tips clean and replace.●Interchangeable ear tips to seal out the noise.● Help you hear the sound clearly and loudly.● Suitable for patients with mild to extremely severe hearing loss.Note:If there is any noise, please turn up the volume to make sure that the earplugs are in close contact with the ear canal so that the sound does not leak.The left ear is blue and the right ear is red.When wearing there is no difference. We recommend that you try the 45-day device because it takes 2-6 weeks to adjust the sounds that have not been heard for many years.There may be some subtle differences between the color of the image and the actual product.Please place the product directly inserted in the black box on the product without electricity.Put the power into the DC jack, charging the black box on the exhibit of lanterns lit.Continues use time long, during the day, don't worry he will not be without electricity.Choose the suitable for your earplugs, and then switch to ON open state, and then to turn the volume switch to your dB.When you sleep or take a shower when you put him down, will hit the OFF switch off state, so can long use time.Do not place the product in water or moist places.Package Included:1 x Hearing Amplifier1 x Charger(EU/US Plug optional)1 x Charger Dock6 x Silicone Earplugs1 x Brush1 x Dry Box1 x Manual
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