Elderly Use Can Charge Sound Amplifier Hearing Aid, Specification: US Plug(Skin Color Double Machine+Black Charging Bin)

1. Material: ABS2. Hearing aid battery capacity: 40mAh3. Charging compartment battery capacity: 300mAh4. Hearing aid charging time: about 2-4H5. Current: within 5mA6. Frequency response range: 300-3600Hz7. Weight of a single hearing aid: about 5.8 grams8. Size of a single hearing aid: about 40x12x22mmFeatures:1. Intelligent noise reduction, high-definition sound quality, no interference, no delay, restore the real sound2. Adjustable volume, easy to operate3. Nano layer shell, waterproof and sweatproof4. Silicone earplugs, good elasticity, soft and comfortable5. 360 degree rotatable design, easy to wear6. Delicate and compact, easy to carry