Fangrui Product Details Howard Leight Impact Sport Active Headphones Howard Leight Impact Sport Green Hearing Protector Active Type Protectors Headphones Made Of Polymer Metal Headband They Attenuate Noise To The Level Of 82 Db The Earcups Are Lined With A Soft Material Adjustable Headband Width Jack Audio Input Air Flow Control Technology Directional Types Of Microphones For Communication Powered By 1.5 V Aaa Batteries Technical Specifications: Producer: Howard Leight Brand: Howard Leight Color: Black - Green Weight [g]: 286.00 Material: Composite-polymer Adjustable Headband: Yes Product Code: Howard Leight Impact Sport Green Hearing Protector [* (001009531) *] Amplifies Ambient Sounds, Reduces The Sound Of Gunfire To A Safe 82 Db Directionally Placed Stereo Microphones Amplify And Enhance The Sound Design Proven In The Most Difficult Conditions Angled, Low-profile Cups For The Handling Of Long Weapons Equipped With Air Flow Control Technology That Eliminates The Cut-out Effect Replaceable Ear Pads Filled With Foam Turning On And Volume Control With A Knob In One Dish For Both Headphones Height-adjustable, Foldable Headband Aux Input For Connecting External Mp3 Players Or Other Audio Devices Automatic Switch-off After 4 Hours Average Noise Attenuation (snr): 25 Dbnrr: 22 Dbslc80: 24 Db / Class 4 Power Supply: 2 X 1.5 Aaa (batteries Included) Working Time: 350 Htype Of Hearing Protector: Foldable, Headband Connection Type: 3.5 Mm Audio Jack (minijack, Cable Included) Purpose: Shooting Sports, Hunting, Industryweight: 264 G (without Batteries) Green Color 1 Pair Of Headset 1 X Charging Cable 1 X User Manual 1 X Box 1 X Pair Of Ear Pads