Battery Size: 13

Hearing Loss Coverage: Moderate to Servere

Life Frequency Channel: 20 Programmable with Noahlink Wireless

Auto Sense OS: 4.00 Automatic in Clam Situation, Speech in Noise, Speech in Loud Noise, Speech in car, Comfort in Noise, Comfort in Echo & Music

Color Available: Silver, Beige and Velvet Black

Warranty: 24 Months