I bought a new LGV20 VS995 off of Ebay shipped from Hong Kong for use in the UK. I checked the frequencies and all seemed fine on paper.
VS995 4G bands: LTE band 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 13(700), 20(800)
Vodafone UK 4G bands: 800 & 2600
O2 UK 4G bands: 800
So on the face...