Hello The headphones have been lightly used and are being sold due to lack of need. Specifications: Can work with Sony and all other devices. Fully charged within 45 minutes, lasts for 30-38 hours of use // (if charged for 7 minutes, it works for 5 hours). Features noise cancellation enhanced by artificial intelligence. Touch controls for adjusting volume and changing content. Built-in microphone for calls with ambient noise cancellation. Charges via Type-C cable. The headphones have been lightly used and are being sold due to lack of need. Price is negotiable. I bought them for 900 SAR.