Creative sound blaster x3 外置聲卡，較少使用，功能正常，音質很棒，打遊戲腳步定位清晰，很新淨，功能完全正常，支持windows 11最新版本，可以連接手機做音源連接音響，耳機效果很棒，還支持創新公司最引以為傲的sxfi ，用耳機效果超棒！！附送一條type-c轉接線，可以接手機聽歌！！I have a Creative Sound Blaster X3 external sound card, which I rarely use, but it functions normally. The sound quality is great, and the footsteps are clearly located when playing games. It looks brand new and fully functional. It supports the latest version of Windows 11 and can be connected to a phone as an audio source. The headphones work great, and it also supports Creative‘s most proud SXFI. The effect of using headphones is amazing!A type-c adapter cable is included. You can connect it to your mobile phone to listen to music!!