I purchased this several years ago, but I've only used it a few times, and all the necessary accessories are included. It supports high-speed duplex scanning and has the following high specifications: https://ascii.jp/elem/000/000/628/628727/ If you're okay with Eco-Mercari shipping, I can ship it faster. Shipping may take more than two days depending on the time, so if you need to purchase it urgently, please confirm before purchasing.