C-109 Rechargeable BET MINI Hearing Aid Aids Ear Device Invisible Hearing Aids

Specifications:

1.New Plug-in hearing aid 2.Rechargeable BTE hearing aid . 3.Lithium battery, 4.Superior sound quality . 5.Special Function Key:O-N-H. Technical Parameters

1.Max Out :(±5dB) 130 2.Max Gain:(±5dB) 40 3.Frequency Range: 300-4000hz 4.Max Working :18h 5.Equivalent Noise Input: ≤ 30dBSPL 6.Harmonic Distortion:≤5 % 7.Voltage: 3.7V 8.Current: ≤ 4mA 9.Battery type and capacity (mah): ≤30 10.High frequency averages:100

Package Content

1x hearing aid

1xbattery

3x Earplug

1x Instruction manual (English)

Sample

1.Availabe

2.Delivery within 3 days