Precision Sound and Effortless Hearing with MEDca Hearing Amplifiers!The MEDca digital OTC in-ear hearing aid is a state-of-the-art solution with Intelligent Noise Reduction designed for adults and seniors seeking improved auditory experiences. Featuring cutting-edge sound technology that enhances both high and low frequencies, ensuring you never miss a word during conversations or while watching TV. The advanced chip technology minimizes distortion and feedback for superior sound clarity. Flexible Design for All Day ComfortThe hearing amplifier is lightweight and ergonomically designed for all-day comfort, with multiple ear tip sizes to ensure a perfect fit. User-Friendly Design: Easy Adjustments with Just One TouchThe modern one-touch button design allows for simple, one-handed operation, making it easy to adjust volume or switch modes. Additionally, the USB-C charging base features up to 30 hours of continuous use from just 2 hours of charging. This versatile device can be worn in either ear, offering flexibility and a discreet appearance that blends seamlessly with your daily wear. What's in the Box: 1 - Sound Amplifier 1 - Charging Base 1 - USB Type-C Cable 4 - In-Ear Tips (Four Different Sizes for Proper Fit) User Manual Technical Specs: Max Sound Output: 115dB+3dB Max Sound Gain: 25dB ± 5dB Harmonic Wave Distortion: ≤10% Frequency Range: 450Hz ~ 3000Hz Input Noise: 29dB + 3dB Charging Time: 2 hours Battery Operating Time: Up to 30 hours with per charge Working Current: 2.5mA