Banggood Red & Blue CIC Mini Noise Canceling Hearing Aid Reduction Hearing Aid Headset Sound Amplifier Deaf-Aid

Specification:Left ear color: blueRight ear color: red Material: ABS+SiliconeSize: 1.8x1.5x0.9cmBattery: 1 x button battery. (up to 600 hours of battery life)Maximum saturated sound pressure level: ≤ 115 + 3.Frequency response range: 300HZ-4500HZ.Equivalent input noise level: ≤ 29dB + 3dBTotal harmonic distortion: ≤ 7% + 3%.Features:-The deaf-aid is made of high-grade materials, safe and healthy, which makes you feel at ease.-The deaf-aid has high power, open design and clear sound quality, which can reduce the noise caused by chip and restore natural sound.-The sound amplifier is easy to operate and can be used without debugging.-The deaf-aid uses a button battery, it can work up to 60 hours and is very durable.-Sound amplifier is mini size, light weight, comfortable to wear, easy to carry.Caution:1. Keep the earplugs clean2. Do not wear it to swim3. Remove the batteries if not used for a long time4. When the batteries run out and the hearing aid does not work properly, you need to buy special A10 batteries for your hearing aid instead of regular A10 batteries. Ordinary A10 batteries may reduce the working time of the hearing aid5. Before wearing, please turn the volume to the minimum and gradually increase the volume to avoid the sound suddenly become louderPackage includes：Left Ear Side / Right Ear Side:1x Hearing Aid1x Matching Battery1x Instruction Booklet1x Gift Box1x Cleaning Brush1x Screwdriver5 X EarplugsOne pair:2x Hearing Aids2x Matching Batteries2x Instruction Man