PRODUCT GRADING Refurbished Excellent Condition – An excellent condition product that has isolated wear and tear to the front, back or sides. It is fully functional and has been professionally refurbished, inspected, tested and cleaned to an excellent condition. The outer original packaging may bear some damage or be repackaged in a Brown Box. WHAT IS IN THE BOX Sony WF-1000XM4 True Wireless Noise Cancelling Headphones  PRODUCT DESCRIPTION Discover sound perfection with the Sony WF-1000XM4 True Wireless Headphones. The latest-generation noise-cancelling technology and dual 4000 mAh battery promises up to 8 hours of playback. These headphones also come with built-in Alexa and Google Assistant compatibility for hands-free operation. PRODUCT INFORMATION Brand - Sony Connections - Bluetooth Connectivity type - Bluetooth Dimensions - Packaged: H6.5 x W12 x D14.2cm Folding - Fixed Headphone type - In-Ear Microphone remote - NO Model name / number - WF-1000XM4 NFC enabled - No Noise cancelling - YES Noise reduction - YES Playback controls - Inline Power supply - Rechargeable Battery Sound features - Microphone, Noise Cancelling, Sports Technology accessory type - Headphones Weight - 14.6g Wi-fi enabled - YES Wired or wireless - Wireless