PRODUCT GRADING (Grade A) - Excellent Condition > Minor if any signs of use and wear > Refurbished to the highest standards. (Grade B) - Good Condition > Very light scratches and light signs of use > Refurbished to the highest standards. (Grade C) - Fair Condition > Visible scratches and signs of use throughout > Refurbished to the highest standards. Item may not arrive in its original packaging WHAT IS IN THE BOX Sony WH-1000XM4 Wireless Noise Cancelling Headphones - Black PRODUCT DESCRIPTION Noise cancellation, powered by HD Noise Cancelling Processor QN1. These Bluetooth headphones support ideal Resolution Audio, and even compressed music files are upscaled using evolved DSEE Extreme technology. Speak-to-Chat automatically pauses playback when one start a conversation, Wearing Detection powers off headphones when not wearing them, plus more smart features for a seamless, hands-free listening experience PRODUCT INFORMATION Brand - Sony Connectivity technology - Wireless Model name - WH-1000XM4 Form factor - Over Ear Noise control - Active Noise Cancellation Headphone jack - 3.5mm Jack Cable feature - Without Cable Item weight - 254g Control type - Voice Control