If staying at Barcelona during this MWC 2017 and want a permanent, high speed portable WiFi (MiFi/Pocket WiFi) the best choice is heading to Freeclick.
Freeclick offers not just MWC WiFi but 24/7 WiFi at flat rate with unlimited bandwidth. Devices hace a touchscreen, are easy to use and keeps you away from cumbersome and unsafe public hotspots for a bikini price.
You can pick your device at your hotel (only selected) or at our picking points listed HERE
or we can bring it to your hotel (contact firstname.lastname@example.org