Brand new, never used Phonak Naída M70-SP hearing aid. This is a high-quality hearing device designed for powerful sound performance and reliability. Still in original packaging with user guide included and batteries. The Naida SP is the Super Power version that uses a power slim tube or standard size 13 tube with ear mold. It also uses a size 13 battery. The Naida UP is the Ultra-Power version of these power devices. It has the most power of the 3 versions and uses a size 675 battery for weeks worth of battery life.
eBay