UFQ Top Sky Studio PNR aviation headset P28 Clear communication, more Comfortable, Hi-Fi sound quality music enjoyable Bxxx quality Hi-Fi speakers for listen to music, Free with a bluetooth adapter now just put on this bluetooth adapter then Simple upgrade UFQ P28 as bluetooth headset YOU can enjoy great sound quality music or make a phone call via bluetooth always enjoy music in the sky Top comfortable leather ear seal Besides the Sky Studio you also can take to home make your home as your studio UFQ Top Sky Studio PNR aviation headsets P28 is the result of UFQ R&D team years hard working and continuous improvements.) Outstanding Features: Great Passive Noise Reduction 26dB and with Super light weight Noise-canceling electret Microphone-crystal clear communication Bxxx quality Hi-Fi speakers for listen to music, always enjoy music in the sky Great bass Top comfortable leather ear seal Engineered to comfortably protect your ears on the longest cross country flights the same quality with Bxxx X20's