Hot Sale Mini Cic Invisible Hearing Aids Digital Rechargeable Hearing Aid OTC Free Sample

Hot Sale Mini Cic Invisible Hearing Aids Digital Rechargeable Hearing Aid OTC Free Sample. Digital Signal Processing: Features 130nm digital signal processing chip for clear sound. Multi-Channel Control: Offers 4/8/16 channels with automatic volume control (WDRC). Adaptive Feedback Cancellation: Middle-power output with low distortion and adaptive feedback cancellation. Layered Noise Reduction: Includes layered noise reduction memory function for better clarity. 3 Environmental Modes: Supports 3 environmental modes with program switching prompts. Rechargeable Design: Digital rechargeable hearing aid with a magnetic charging box. Comprehensive Certifications: Certified by CE, FCC, ISO, RoHS, and FDA for safety and quality. 1-Year Warranty: Covers mechanical defects with a 1-year warranty period.