September 4th 2015. York. Cellhire, the UK-based leader in international mobile telecoms solutions, has announced a 4G MiFi – a mobile, wireless router – that will revolutionise how construction site offices operate in the absence of phone lines. “Many building sites have an office centre but no phone lines. Our 4G MiFi offering enables multiple… Read More Cellhire says new 4G MiFi will revolutionise how construction site offices operate in the absence of phone lines