HP ENVY 4500 is an e-All-in-One printer that prints, copies, scans, and handles photos, featuring wireless connectivity and auto duplex (two-sided) printing. It uses HP's thermal inkjet technology to print at speeds of up to 8.8 ppm in black and 5.2 ppm in color, supports borderless printing, and can print from smartphones and tablets via Wi-Fi. The device utilizes a two-cartridge system (one black, one tricolor) for ink and is compatible with a 100-sheet input tray.