Key features

• •Automatic Feedback Compression DFS System , Monitor Whistle Freuqency Piont and Instant Remove it . Good for Take Mobile Phone
• •Intelligent Noise Reduction System , Detect and Recognize the Noise Wave, Change the Gain of the Channel Where the Noise is Located, Make Normal Speed More Clearly
• •Ultra-Low Machine Itself Background Noise , and Ultralight Weight Body You Don't Even Feel Wearing It
• •Trimmer VC & Memory Fuction : Adjust Volume Control to Adaptive Different Enviroments ,Memory to Remember Where It Were Set Last Time. 6 Earplugs -- 2 Type and Full 3 Size Eraplugs Make it More Fit and Comfortable to Ear Canal
• •Comfort Threshold Control ; Automatic Gain Control-Output for Hearing Protection, No Need to Suffer from Sudden Loud Noise Anymore
• •1 x Hearing Amplifier
• •6 x different size Earplugs
• •2 x A10 Batteries
• •1 x Cleaning Brush
• •6 x Earwax Guard
• •1 x Manuel
• •Package provide Detailed wearing process, and possible problems and corresponding solutions
• •We have a office at Seattle , and offer Live Chat help
• •18 Month Warranty Guarantee - 60 Days Full Money Back Guarantee