Axon F-18 listening aid 100% authentic center for people who have the hearing problems of the sound

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Description

AXON listening aid model F-18
AXON model F-18 Analog listening device that can adjust the noise well. Suitable for people who have hearing problems, which the AXON model F-18 will help increase hearing efficiency.
function
- maximum signal amplifiers of the sound: 130dB ± 5DB
- can receive sound ≥50db
- All Harmonic noise ≤5%<5%<5%< BR>- Frequency response: 300- 4000 Hz
- noise ≤ 30db
- Voltage: D.C.1.5V
Product Description
- Weight: 100 g
- Size : 6.8x4.5x2.0 cm.
- Use 1 AA charcoal.
- Can be used for up to 8 hours.
Features can increase- reduce the volume level. Good.
The device is lightweight, easy to carry and convenient to use. The battery runs out or alert when the product is damaged.

How to use
1. Add charcoal in the machine.
2. Connect headphones Headphone cables and listening aids together.
3. Turn on the device. Adjust the famous level as needed.
The device inside the box
1 work manual.
1 earphone cork.
1 listening device.
1 listening cable.
Free 1 AA batteries

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