Delta 4000 features

Good all-around performance that does not require people to sacrifice on style because of price.

• 5 channels
  
• Automatic fixed directionality
  For good speech understanding in noise.
  
• Noise Management
  For good comfort in noise.
  
• Dynamic Feedback Cancellation
  Eliminates feedback by precise phase cancellation, for a more natural and comfortable listening experience.
  
• Manual Adaptation Manager
  Allows you to adjust gain gradually to make client adaptation easier.