2 Deaf Hearing Aids USB Cheap Aid Auditive Rechargeable Clear Earphone S109S For ElderlyDeaf

Elderly Cheap products hearing aids S-109S dropping shipping

Technical Parameters:

1.Max Out : (plusmn4dB) 130 2.Max Gain: (plusmn5dB) 53 3.Frequency Range: 200-3500hz 4.Max Working : 12h-24 hours 5.Equivalent Noise Input: le 32dBSPL 6.Harmonic Distortion: le8 % 7.Voltage: 1.2V 8.Current: le 3mA 9.Battery type and capacity (mah) : le30 10.High frequency averages: 100

Note:

- Adjust volume to the minimum before wearing. - Choose an earplug of slightly bigger size to avoid whistler. - Increase volume gradually to avoid sudden increase in sound. -If you hear a howling,check the ear (silica) is appropriate and whether the size of plug is tight, the appropriate choice of earplugs and plugged, make sure no air leakage. - Please regularly clean the ear plugs or ear molds in order to ensure the normal use of hearing aids. - Use for long periods of time, please remove the batteries to prevent battery rot erosion hearing aid components.

Package Content:

1 x Hearing Aid(including double devices for both ears as show in pictures)

12pcsx Earplug(Different Size) 1 x Instruction manual ( in English) 1pcs*USB Adapter

1pcs*US plug, If you need EU plug ,Please leave us meage when you place order

1* clean brush

You Must be put hearing aid in correct position to charge hearing aid

Safe Charger Charging in Computer ,Convenience easy to operated by everyone

USA plug You will receive,If you need EU plug ,Please leave us meage when you place order

S-138 this mode is suitable for