POWERRONE F-138- Hearing aid

Digital Hearing Aid Kit – Behind the Ear (BTE) Sound Voice Amplifier

Description

The Powertone F-138 In-Ear Hearing Aid is a high-quality sound amplifier designed to help you hear clearly and loudly, whether indoors or outdoors. It’s easy to operate and allows you to adjust the volume across 4 levels for personalised comfort.

Key Features

• Accurate & Easy to Use: Simple setup and operation.

• Adjustable Volume: Choose from 4 volume levels to suit your hearing needs.

• Powerful Amplification: Maximum loudness up to 130 ± 5 dB.

• High Sensitivity: ≥ 50 dB for clearer sound detection.

• Wide Frequency Range: Covers 300Hz to 4000Hz for natural, balanced sound.

• Battery Type: Button cell battery (included).

How to Use

1. Select Earplug: Choose the earplug size that fits your ear comfortably.

2. Insert Battery: Follow the polarity marks (+ / –) and place the battery correctly.

3. Power On & Adjust: Close the battery cover, then use the + / – slider to adjust volume.

4. Wear the Hearing Aid: Place the ear hook behind your ear and insert the earplug gently.

Hearing Loss Guide

• 00–40 dB: Normal hearing

• 41–55 dB: Mild to moderate loss (difficulty hearing soft voices)

• 56–70 dB: Moderate loss (needs raised voice for conversation)

• 71–90 dB: Severe loss (requires loud speech close to the ear)

• 90 dB+: Very severe loss (only hears strong shouts)

Care & Safety Tips

• If you hear whistling sounds, ensure the earplug fits tightly in your ear canals.

• Remove the battery when not in use to prevent corrosion.

• Clean earplugs regularly for hygiene and better performance.

• Avoid dropping, exposing to moisture, or using near high heat.

Package Includes

• 1 × Powertone F-138 Hearing Aid

• 2 × LR44 (1.5V) Batteries

• 3 × Earplugs (different sizes)

• 1 × User Manual