While the suspected launch date of the new Pixels is in early October, the Google Pixel 3 XL appears quite ready in this video that surfaced much earlier than it should have. It shows the retail box being opened and the supplied accessories. We were surprised to see a pair of headphones included in the box (the Pixel 2 XL got none). They look nice too. Additional accessories include a USB-C to 3.5mm adapter (the included headphones are USB-C), a USB-C to USB-C cable and a USB-C to USB-A adapter, plus the Power Delivery charger, of course. Google Pixel 3 XL retail...
Source: https://www.gsmarena.com/google_pixel_3_xl_unboxed_on_video_comes_with_headphones-news-32659.php