• A hearing aid is a device designed to improve hearing by making sound audible to a person with hearing loss
• Superior noise reduction mode. You can choose a high-frequency mode or low-frequency mode according to your hearing situation
• Loud volume amplifier outside, low loss in transmission. Well listening experiences
• A rechargeable battery provides 35hours of continuous use from a 2hours charger
• Good gift for parents, or other relations who need this device

Specifications:

• Maximum sound output: 129±3dB
• Sound gain: ≥ 40dB±5dB
• Total harmonic distortion: ≤ 10%
• Frequency range: 450-3400MHz
• Input noise: ≤32dB
• Working voltage: DC 3.7V
• Working current: ≤1.2mA
• Charging time: about 3 hours
• Working time: about 35 hours