123 HP Envy 7640 setup printers are used in the range of speed of 14pm up to 9pm they are helpful to print, copy, scan photos, in web and wireless connections. The mode of the technique is of 4×6 inch and 5×7 inch photos from mobile devices without switching the paper away from a separate paper tray. It can copy up to 50 copies each and faxing is done in colors with the transmission speed up to 4 sec per page based on the ITU test image for the standard resolution. The fax memory is up to 10 pages in black and white and the resolution is 300×311 dpi the speed dial maximum number is 120. The power voltage is about 100-240V, 50/60Hz and the power requirements are based on which country the printers are sold .When a printer is bought the box consists of a hp envy 7640 setup wireless Setup, HP 62 Black Ink Cartridges (200 pages), HP 62 Setup Tri-color Ink cartridge (120 pages), Power cord, Recycle envelope, Setup instructions Software CD and the USB cable should be purchased separately.