Hearing Aid Sound Amplifier Rechargeable Adjustable Hearing

Features:

360 deg; Rotated,suitable for both ears.

4 gears volume adjust, meet your needs.

USB charge base is convenient to charge with laptop or included adapter.

One-key operate, easy operation.

Low noise, low distortion, make sound clear and natural.

Specification:

Type: Hearing Aid

Model Number: ZDB-108

Material: ABS

Color: Beige

Battery capacity: 40mAh

Charging time: 4-8H

Working time:12-18H

Max. OSPL: le;130dB

HFA OSPL: 102( plusmn;4)dB

Max. Gain: 52dB( plusmn;5)

Frequency range: 200Hz-3500Hz

EIN: le;32dB

THD: le;8%

Package size: 15 * 10.5 * 4cm / 5.9 * 4.1 * 1.6in

Package weight: 193g / 6.8oz

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