ReSound Nexia 4 CIC

The ReSound Nexia 4 CIC is part of ReSound’s Nexia hearing aid platform and is custom-built to fit deep inside the ear canal for maximum discretion. The CIC (Completely-in-Canal) design makes the hearing aid nearly invisible while also using the natural shape of the ear to support directional hearing and improved sound localization. The Nexia 4 technology level is designed for users who want reliable daily hearing support with natural sound quality, speech clarity, and basic advanced noise management in common listening environments such as home conversations, offices, family gatherings, and moderate background noise situations. The hearing aid is individually custom-manufactured from ear impressions to ensure comfortable fit, secure retention, and cosmetic discretion. To maintain its ultra-small design, the Nexia 4 CIC typically uses a Size 10A zinc-air battery instead of rechargeable lithium-ion technology. Key Features Completely-in-Canal (CIC) custom hearing aid Nearly invisible in-ear design 12 WARP™ sound processing channels Organic Hearing™ sound technology Natural speech understanding support Adaptive Directionality for speech focus Environmental Optimizer automatic adjustment Noise Tracker II background noise reduction DFS Ultra III feedback cancellation Wind Guard wind noise management Tinnitus Sound Generator support Personalized listening programs Comfortable custom-made fit Automatic environmental adaptation IP68-rated moisture and dust resistance Suitable for mild to severe hearing loss Available in multiple skin-tone colors Technical Specifications Feature Details Model ReSound Nexia 4 CIC Style Completely-in-Canal (CIC) Technology Level Essential / Standard Channels 12 Channels Battery Type Size 10A Zinc-Air Hearing Loss Range Mild to Severe Fitting Range Approx. 20–110 dB HL Gain Options LP / MP / HP / UP Connectivity Limited / Non-wireless Protection Rating IP68 Warranty Usually 2 Years Sound Processing Technologies The Nexia 4 CIC includes intelligent hearing technologies for comfortable daily listening: Adaptive Directionality improves focus on speech in noisy surroundings. Environmental Optimizer automatically adjusts settings based on listening environments. Noise Tracker II helps reduce distracting background noise. DFS Ultra III minimizes feedback and whistling sounds. Wind Guard reduces wind interference during outdoor use. Tinnitus Sound Generator provides sound therapy support for tinnitus management. Design & Comfort The CIC design is ideal for users who prioritize invisibility and comfort. The hearing aid sits deep inside the ear canal and is custom-manufactured for secure fit and comfortable all-day use. Its compact size makes it suitable for professional, social, and active lifestyles. Battery & Maintenance The ReSound Nexia 4 CIC uses disposable Size 10A zinc-air batteries, helping maintain the smallest possible hearing aid size. Battery life depends on usage patterns and listening environments. Regular cleaning and wax guard maintenance help ensure long-term performance and sound quality. Main Benefits Nearly invisible appearance Clear speech understanding in daily conversations Natural listening experience Comfortable custom fit Reduced listening fatigue Easy everyday operation Good performance in calm to moderate noise environments Suitable for first-time hearing aid users Compatible Accessories ReSound Smart 3D App (limited compatibility depending on configuration) TV Streamer support Multi Mic support Remote fine-tuning options