Retromobe - retro mobile phones and other gadgets: Motorola 4500X (1980s)
Nigel Linge på Twitter: "Another classic mobile - the Motorola MicroTAC - was launched today in 1989. The world's first flip phone. http://t.co/Xj80YemcbN" / Twitter
Looking back on 40 years of the cell phone
MOTOROLA MICRO TAC BT MODEL NUMBER F09SQD8960AG ANALOGUE MOBILE PHONE | eBay
Top 15 Most Valuable Vintage Mobile Phones | LoveAntiques Blog
Rebuilding an 80's Motorola 4500x 'transportable' phone - Device Hacking - Arduino Forum