Hearing Aid for Old Man Noise Reduction BehindEar Small Help Listening Tools

Feature: 1. Low power consumption and low distortion, no matter at home or on a noisy street, all sounds can be heard clearly. 2. The hearing aid has an ergonomic body design, compact and beautiful, and has no weight when worn. 3. The earplugs are made of food‑grade silica gel, easy to take off and wear, skin‑friendly and environmentally friendly without hurting ear. 4. The use of sound and noise reduction function can reduce the interference caused by howling noise and increase the comfort and clarity of listening 5. Assist the elderly to improve their hearing, can be given as a gift to the elders, etc. Specification: Item Type: Hearing Aid Material: ABS Power Supply Mode: Lithium battery Battery Capacity: 55mAh Maximum Sound Output: 130±5dB Maximum Sound Gain: 38dB±5dB Total Harmonic Distortion: 5% Frequency Range: 300Hz-4000Hz Current: 4mA Instructions: 1. Insert the earplugs into the earphone base, 2. Please turn the "OFF-N-H" switch to "OFF" or adjust the volume to "1", otherwise the loudly volume will make you feel uncomfortable. 3. Hang the hearing aid behind you. Tuck the earplugs tightly into your ears 4. Turn the "OFF-N-H" switch to "N" and adjust the volume to get a clear sound. 5. In a noisy place, you can turn the "OFF-N-H" switch to "H" to reduce low-frequency noise Package List: 1 x Hearing Aid 1 x Power Cord 1 x Plug 4 x Earplugs 1 x English User Manual 1 x Storage Box