UFQ A28 Great ANR Aviation Headset Active Noise Reduction-Compare with Rugged Air RA950 BUT UFQ A28 with Mp3 Input Bose Grade Hi-Fi Sound for Music and Free with a Headset Bag Great ANR aviation headset total 52 dB NRR with ANR and PNR light weight but more quiter and more comfortable Pay Less But Get More Bose quality Hi-Fi speakers for enjoy music really great sound quality for both under ANR and PNR models audio link cable is included Premium noise cancelling electret microphone ensures crystal clear communication every time dual volume controls also with mono stereo switch Uses two AA batteries battery will last up to 48 hours depending on environment great quality leather ear seal with memory foam inside super comfortable Free with a good quality headset bag with hand-held belt easy to carry with and well protect this headset