【Clear Sound】: Hear every word with clarity with our advanced multi-channel AI digital processing technology. No background hiss, no echo, and zero annoying whistling when paired with the right eartips. Enjoy premium sound quality usually found in top-tier brands. 【Advanced Noise Reduction】: Our OTC hearing aids utilize AI digital technology intelligent processing to provide the latest feedback suppression and noise cancellation.the hearing aids can analyze the spectrum of environmental signals, track the changes of the spectrum, determine the frequency bands of noise and speech, attenuate noise and amplify speech, allowing you to clearly hear every sound in life. 【Ultra - Miniature and Invisible】: Our hearing aids are designed to be extremely compact using the latest technology, which makes it one of the smallest hearing aids on the market, fitting easily into the ear canal without causing any bulkiness. These in-the-ear hearing aids are barely noticeable when worn as it sits deep in the ear canal to ensure it stays out of sight, allowing you to enjoy clear sound without drawing any attention to yourself. 【Fast Charging, Long Lasting Power 】: Just 2 hours of charging gives you up to 84 hours of use. Reduce charging worries-perfect OTC Hearing Aids for Seniors during travel, errands, or extended outings. 【BUILT TO LAST & PERFECT GIFT】We stand behind our product with confidence, backed by an industry-leading 3-year warranty! This OTC hearing aid is a thoughtful gift for parents, in-laws, or other elders—ideal for Christmas, Thanksgiving, Father’s Day, Mother’s Day, and birthdays. Whether for your parents, grandparents, or yourself, it perfectly meets the hearing needs of users with hearing loss, delivering clear, comfortable sound and reliable performance for daily use. In-ear OTC hearing aid with Bluetooth V5.4: precise frequency tuning, seamless calls & high-quality music streaming. Designed to boost hearing comfort for hearing-impaired users, it integrates advanced audio engineering & user-centric functions for clear natural sound in all scenarios. 48 composite channels (16 WDRC + 32-band EQ) deliver refined sound compensation—amplifies weak sounds without distorting loud ones, keeping audio in ear’s comfort zone. 45dB high gain fits mild-severe hearing loss; 1+1 dual-core ultra-low-power design extends battery life + fast charging: 10min charge = 2hrs use. 5-layer anti-whistling tech eliminates annoying noise: precise whistling frequency detection/elimination, fluororubber tube prevents sound leakage, dynamic suppression preserves fidelity, ear-entry light sensor assesses seal/noise reduction, airtight earplugs minimize external interference. IP66 waterproof/dustproof resists daily splashes/dust for reliable use in various environments. Companion app replaces offline professional fitting, offering 2 home hearing test modes—enables personalized fitting at home. Enhanced voice capture isolates human voices in complex environments for clearer speech; tinnitus masking mode relieves discomfort via wide-frequency sound waves covering tinnitus. HiFi music support for immersive entertainment; Bluetooth V5.4 enables versatile connectivity: fitting adjustment, personalized tuning, pairing with multiple devices for calls/music/video. Works normally without Bluetooth. 3 scene modes (Gen/Indoor/Outdoor) adapt to different acoustic environments; independent left/right EQ adjustment for personalized sound. 70dB SPL safe sound output protects residual hearing + ensures comfort. This OTC hearing aid combines professional performance, smart convenience & durable design—empowers hearing-impaired users to reconnect with the world through clear natural sound.