The Samsung SF-650 is geared to deliver faster, more efficient fax communication. The control panel features 20 assignable buttons for one-touch dialing, and you can also store up to 250 frequently used numbers for speed dialing. You can also store up to 269 contacts, in up to 250 groups of numbers or circulation lists for Group Dialing to multiple locations. The multi-send feature can also store 30 contact numbers, so the same fax message can be sent to everyone at once. So however many people you need to fax-and however often-the Samsung SF-650 makes it quick, easy and efficient.