Motorola’s DynaTAC (Dynamic Adaptive Total Area Coverage) 8000X was the world’s first commercially released mobile phone — making its debut in 1983 at the price of $3,995. Click here for more pictures.

The company spent over $100-million and 15 years developing the technology. At 13 x 1.75 x 3.5 in., the DynaTAC 8000X featured an LED display and up to 30-minutes of talk time when fully charged. It was available in three different color combinations, which included tan/gray, tan, and dark gray.