LE MONUMENTAL PALACE HOTEL By ismtech Posted September 9, 2014 In LE MONUMENTAL PALACE HOTEL2014-09-092022-08-05http://www.ism-tech.pt/wp-content/uploads/2017/05/ism_logo_light1.pngism-techhttp://www.ism-tech.pt/wp-content/uploads/2017/05/ism_logo_light1.png200px200px 0 LE MONUMENTAL PALACE HOTEL – PORTO One of the best hotels in Porto, equipped with an ambient sound system and conference rooms with “invisible” speakers. ismtech