ReSound Key 177 NP BTE Hearing Aids

ReSound Key 177 NP BTE is an affordable digital hearing aid developed for individuals with mild to severe hearing loss. Built on ReSound's Organic Hearing™ philosophy, it delivers natural sound, enhanced speech understanding, and dependable performance for everyday communication. Its lightweight Behind-the-Ear (BTE) design provides comfort for extended daily wear.

Featuring 4 intelligent sound-processing channels, the Key 177 NP BTE automatically adjusts to changing listening environments, improving speech clarity while minimizing background noise. Core technologies including Natural Directionality II, DFS Ultra II feedback cancellation, Noise Tracker II, Wind Guard, and Synchronized Soft Switching work together to provide balanced hearing in both quiet and noisy surroundings.

Powered by a size 13 zinc-air battery, the hearing aid provides reliable multi-day operation with simple battery replacement. Its Normal Power BTE (NP BTE) design is suitable for hearing losses ranging from 20–100 dB, making it an excellent choice for users seeking comfortable amplification and dependable performance.

Bluetooth® Low Energy connectivity enables direct streaming of phone calls, music, television audio, and compatible wireless accessories from supported iPhone® and Android™ devices. Through the ReSound Smart 3D™ App, users can adjust volume, personalize hearing programs, and receive remote fine-tuning from their hearing care professional.

Designed with IP68-rated durability, Telecoil support, Direct Audio Input (DAI), and advanced feedback management, the ReSound Key 177 NP BTE withstands moisture, dust, and daily wear while providing long-lasting hearing performance.