Bose QuietComfort 2 Headphones - Noise Cancelling

Here's the English translation of the provided text:**[Overview]**This is an early model from BOSE's iconic QuietComfort series of headphones. It was highly praised for its sound quality, relaxing fit, and noise-canceling capabilities, and was a beloved model for many years. Production has now ended, and it's a popular collector's item both domestically and internationally.**[Operational Status]*** When powered on with AAA batteries, the LED indicator lights up red.* Sound has been confirmed to be outputting properly from both left and right channels via wired connection.**[Appearance]*** Overall, the condition is very good, but there is some wear and tear on the ear pads due to age (see photos).**[Accessories]*** Dedicated carrying case* Audio cable (for wired connection)* Airplane adapter* 6.3mm stereo conversion plug Perfect for everyday use. excellent materials and excellent craftsmanship ensure long-lasting durability.