MEO Copper network uses copper technology, utilizing twisted-pair lines for cost-effective but speed-limited DSL access up to 100 Mb/s in legacy areas with higher attenuation over distance. (Source), (Source),, (Source)
MEO Copper network uses adsl standard, utilizing ADSL2+ standards over twisted-pair for downstream speeds up to 24 Mb/s in legacy rural/urban access with VDSL2 upgrades to 100 Mb/s in select areas. (Source), (Source),, (Source)