Professional tactical headset with noise cancellation and radio. Offers excellent sound clarity and dynamic noise reduction. Suitable for air guns, hunting, noise environment operations and other scenarios. Soft silicone earcups and adjustable helmet earphones won't tire you out. Microphone communication functions very well, providing real-time and clear calls with low latency. Specification: Material: ABS Plastic Horn type:High Fidelity Loudspeaker Horn impedance: 32Ω ± 15% Frequency characteristics: 100Hz-20000Hz Horn SPL: 94 ± 3db (25mw / 10mm at 1000Hz) MIC Type: Detachable Microphone MIC Sensitivity: -38db MIC Impedance: ≤ 2.2kΩ Plug Type : Military standard 7.0mm plug Noise removal: Automatically Battery: 2 x AAA battery (not included) Product weight: 650g Package List: 1 * TSVISIONCORE Tactical Headphones 1 * U94 PTT Plug 1 * User guide Detachable helmet headset Helmet headset can be installed directly on the helmet, so you can be equipped with headphones and helmet at the same time. The headset is convenient to install and easy to remove, very suitable for use in the field or for outdoor sports. Excellent noise reduction function The dynamic noise reduction function can automatically determine when bursts of sound occur and reduce the volume that reaches your ears. It can protect your ears from excessive noise. Incredibly comfortable Super soft and breathable silicone ear cups for extended use that won't make your ears sweat. Closed earmuff design for better isolation from external environmental noise, you are basically immersed in your work or game. position adjustable There are adjustable track adapters that can fit any different location needs. At the same time, each user can enjoy the best wearing comfort. Microphone with clear reception This headset comes with an upgraded noise-canceling version of the directional microphone that transmits clearer communications and is effective at reducing background noise. Your voice will be heard well during communication. PTT included with the headset This PTT is suitable for COMTA tactical headsets and the U94 2-pin plug for Baofeng radios, and is very light and easy to carry.