The one listed here is DR900S-2CH but not DR900X-2CH. The later has an USB port to connect to BLACKVUE LTE module while mine doesn't.The item "BlackVue DR900S-2CH Dual-Channel 4K UHD DashCam with Power Magic Pro" is in sale since Friday, October 22, 2021. This item is in the category "Consumer Electronics\Vehicle Electronics & GPS\Car Video\Other Car Video". The seller is "yongzan" and is located in Monterey Park, California. This item can be shipped to United States.