Calculator Sistem PC Gaming Interlink (Procesor Intel® Core™ i7-4770 (8M Cache, up to 3.90 GHz), 8GB DDR3, 2TB HDD, Placa Video Nvidia Geforce GT 710 2GB, DVD-RW, Cadou Tastatura + Mouse, Negru) -
Amazon.com : Desktop Calculator 12 Digit with Large LCD Display and Sensitive Button, Solar and Battery Dual Power, Standard Function for Office, Home, School, CD-2786 (Blue) : Office Products
How to use GT function on Calculator easy way - YouTube