Vintage Sharp EL-640 Voice Synthesizer Calculator Clock Japan Retro Tested Works

Vintage Sharp EL-640, a distinctive voice synthesized clock and calculator. This unique electronic device combines the functionality of a calculator with the added feature of a voice synthesizer, offering spoken time and calculations. The calculator presents a classic retro aesthetic, showcasing a silver-toned body with clearly labeled buttons and a functional display screen. It includes clock, date, alarm, and timer functions, along with volume control and mode selection. The back features a battery compartment for 4 x 1.5V batteries and an adaptor input, noting its manufacture by Sharp Corporation in Japan. This vintage calculator is a blend of practical utility and nostalgic charm. Keywords: Sharp EL-640, Voice Synthesizer, Calculator, Vintage Calculator, Retro Calculator, Electronic Calculator, Clock, Alarm, Timer, Japan, Collectible, Rare, Retro Tech, Vintage Electronics