Features 1、24dB noise reduction hearing protection, clear voice and communication. 2、Adopt windproof foam for microphone. 3、Double channels audio speaker ‑ GA double plug, universal headset for aviation pilot. 4、Wide applications ‑ universal 3.5mm jack field. 5、Easy and convenient use ‑ adjustable headband is made of stainless steel. Specification Features: 24dB noise reduction hearing protection, clear voice and communication. Adopt windproof foam for microphone. Double channels audio speaker - GA double plug, universal headset for aviation pilot. Wide applications - universal 3.5mm jack field. Easy and convenient use - adjustable headband is made of stainless steel. Specifications: Item: Universal Aviation Headset Connector: dual standard GA plug Noise reduction: 24dB Headset line length: Approx 200cm/78.7inch Weight: Approx 678g/23.9oz Package size: Approx 23*19*11.5cm/9.1.*7.5*4.5inch Package list: 1 * Aviation Headset 1 * Headset Line Note: Before purchase, please confirm whether the communication equipment is dual channel, the line equipped with the product is suitable for most models of dual channel, if the microphone can not be used, you need to buy a separate mono connection line. Package List