Goodmi Bluetooth Hearing Aids for Seniors App & Button Controlled Sound Amplifier with LED Display(Black)

1. Easily customize your hearing experience via the smartphone APP or direct button control. Features 3 tailored scene modes (General, Meeting, Outdoor) and 5 volume levels, allowing seamless adjustments for conversation clarity in any environment.2. Equipped with an advanced DSP digital chip that delivers intelligent noise reduction, directional sound focus, and effective anti-feedback/howling suppression. Provides a quiet input noise floor (17dB) for crisp, distraction-free hearing.3. Powered by a high-precision balanced armature speaker, accurately restoring sound details across frequencies. Enhances speech intelligibility and voice recognition so you never miss important conversations or TV dialogue.4. Comes with a magnetic charging case featuring a smart LED screen that shows real-time battery status for both left and right earbuds. Equipped with a standard Type-C port for fast, convenience power replenishment on the go.5. Weighing only 2.3g per earbud with an ergonomic design for versatile left or right ear wear. Includes multiple sizes of soft ear domes, cleaning brushes, charging cable, and user guides for immediate personalized comfort.Specifications:1. Chip: DSP Digital Chip2. Max OSPL90: 110.1 dB3. Equivalent Input Noise: 17 dB4. Frequency Response Range: 200 Hz–4595 Hz5. Average Gain (FOG50): 29.2 dB6. Total Harmonic Distortion (500 Hz): 0.3%7. Total Harmonic Distortion (800 Hz): 0.20%8. Total Harmonic Distortion (1600 Hz): 0.50%9. High-Frequency Average SPL (HFA OSPL90): 107.5 dB