Halo 2 hearing aids, now available in our smallest Made for iPhone® style, help you stay connected to the people and things you love most. With our easy-to-use TruLink® Hearing Control app, Halo 2 is engineered to work specifically with your iPhone, iPad®, iPod touch® and Apple Watch®. And with new processing power that’s five times faster, you’ll experience music in a whole new way with pure, refined sound quality.