Rechargeable Sports Neck Hanging Earphone Hearing Aids Neckband Sound Amplifier Headphone

About this item

• Feature: 1. Sports headphone type sound amplifier, electronic sound collector, hearing aid, all‑digital signal processing technology (DSP). 2. 4‑channel wide dynamic range compression technology (WDRC), 4 program modes corresponding to 4 scenes. 3. Automatic gain control (AGC), overall output adjustment, excellent output performance, high sound quality and low distortion. 4. Neckband sports style, suitable for people with poor hearing, effective for happy conversation in family gatherings. 5. Sweat‑proof and ergonomic design, suitable for outdoor activities, such as running, biking, hiking, rock climbing, etc. 6. Durable and flexible design, compact and easy to carry, can last for 80 hours with high performance. Specification: Item Type: Neckband Hearing AidsMaterial: ABSColor: As Picture ShownWeight: Approx. 99.0g3.5ozModel: HWL137R Maximum Output: 108 dB Average Output: 106 dB Full Range Sound Gain: 35 dB Total Harmonic Distortion: <5percent Equivalent Input Noise: 25dB Frequency Response: 300Hz -4200Hz Rated Working Voltage: 3.7V Rated Working Current: 1.7MA Battery: Built-in Rechargeable 3.7V110 mAh (Li-ion Battery) Charging Voltage: DC4.75-5.25V Charging time: 2 hours Fully Charged Usage Time: 80 hours How to use: Long press the middle button to turn on or off. Package List: 1 x Neckband Hearing Aids1 x Manual1 x Charging Cable4 x Earphone Cap