I received this as a gift and only opened it once, but I never used it and have kept it carefully stored away, so I'm offering it for sale. ＜Condition＞ Since it's unused, it's in excellent condition with no noticeable scratches or damage. ＜Accessories＞ Box All documents Code ＜Product Description＞ Wireless headphones with noise-canceling function, capable of connecting via Bluetooth and NFC pairing. With a single charge, it can play for up to 20 hours wirelessly and up to 40 hours with a wired connection. Using the Bose Connect app, you can easily switch between and manage paired devices. Type: Over-ear Wearing style: Both ears Drive system: Dynamic type Noise canceling: Yes Series: QuietComfort