... when close computer 3.Sign,stamp on fax directly 4paper free Digital fax NetworkThere are 5users, 10users, 20users, 50 and more ... users.Model: FX2000USB digital fax advocates green idea of environmentalism.It is paperless.The ... group sending4.Automatic queuing or resending5.Edit fax6.Read, mark, signature, stamp, and print function7.Manage your fax by different ...