ds-7608nxi-k2 model mismatch

Hello, I've just bought my first Hikvision NVR online - a DS-7608NXI-K2, yet when I log on to the device and look at the model, I see the following: Are there any instances where a DS-7608NXI-K2 would display as a DS-7608NI-K2? I'm confused as to which firmware would be applicable to this...