JINGHAO Digital Electronic Hearing Protection Amplifier
Premium digital sound processing chip for crystal-clear audio with noise reduction. Ultra-lightweight medical-grade silicone casing ensures comfort for extended wear. Compact invisible design fits discreetly inside the ear canal, ideal for meetings, lectures, or social gatherings. Advanced feedback cancellation eliminates whistling interference. High-gain amplification (up to 120dB) with adjustable volume control for personalized hearing support. Durable zinc-alloy components and sweat-resistant coating for long-lasting performance. Low battery indicator and energy-efficient operation (up to 100 hours per charge). Perfect for seniors, travelers, or professionals needing subtle enhancement. Bulk pricing available—global wholesale supplier with factory-direct savings.