Upgrades in Watford 's Arriva route 320 and 321 to Sapphire brand , similar to the London iBus system , provide leather seats , free wi-fi , charging points , and audiovisual announcements of stops .
Arriva route 320 and 321 have been upgraded to premium Sapphire brand , giving customers Leather Seats , Free wi-fi and charging points for laptops and phones aswell as well as audio visual announcemnts of stops , similar to the London iBus system on routes 142 and 258  is served by the orbital M25 and the M1 which links London to the Midlands and the North as well as the A41 which also links London to the Midlands but via Aylesbury and Bicester , compared to the more direct M1 via Milton Keynes .
Watford