Blackbox M16 headphones have been engineered by experts in sound to deliver the very best in personal listening performance and comfort. M16 headphones have been equipped with the latest in ANR technology from Phitek Systems. Experience music with unmatched fidelity and precision and communicate with ease in the most demanding environments. Designed for those unwilling to compromise on quality and performance M16 headphones have been expertly crafted from advanced materials and assembled to the highest standards of workmanship. M16 headphones are the ideal companion for those who believe that fidelity is essential; form and function a prerequisite. Key Features: World leading ANR technology cancels more than 92%1 of unwanted background noise enhancing fidelity and sound quality. Electronically enhanced drivers deliver a precise sound experience with deep bass, clear vocals and natural highs. Ultra soft leatherette ear pads provide the ultimate in long wear comfort. Single AAA battery provides more than 50 hours active noise cancellation. Music playback possible with and without battery. Headphones fold flat and cable detaches for compact storage in luxury carry case provided. Cables included for voice calls from PC, Mac and iPhone.