Ajit Pai @AjitPai
OTD in 1991, the former Prime Minister of Finland, Harri Holkeri, made a wireless call using a @Nokia mobile phone. It was the first Global System for Mobile (GSM) mobile phone call, and relied on the 900 MHz band. GSM would become the dominant standard for cellular networks. https://t.co/EHN4DumJOs — PolitiTweet.org