说明

• Rechargeable Hearing Aid Invisible Digital Sound Amplifier for Deafness elderly Min Wireless ears hearing aids Powerful Product Features: Product Name: Rechargeable Mini Hearing Aid 1 Long standby time(about 48-72h) 2 Safe USB Charging( Do now not should exchange battery ) three Digital chip(Better sound quality) four Intelligent noise discount five Anti-howling 6 Bluetooth hearing aid pls touch vendor Product parameters: 1 Material: scientific - grade TPE environmentally pleasant materials 2 Weight: about 3g 3 Current consumption: 1 four Working time after being entirely charged: about 48-72H five Maximum Output: 129+4dB 6 Maximum Gain: 29±3dB 7 Total Harmonic Distortion: ≤7%+3% eight Equivalent Input Noise: ≤28 Packing list: Principal mechanical device * 1 Earplugs * 4 Cleaning sweeper * 1 Charger * 1 Charger cable* 1 Charging box*1 Britzgo package box * 1 If hearing relief have the whistle, Try this way: Choose the acceptable earplug, Turn the amount button,stop until the sound is the lowest, Ajust the angle,put the listening to aid on your ear, Make your ears really feel comfortable, Turn at the swith,slowly increase the amount till it matches for you there are many stock, you could position the order reassuring, will ship inside 24 hours

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