Getting to know your Octophon F640 TDM phone
Ports on the underside of the phone
key module for
Octophon F640
Octophon F640 TDM properties
Display type
Illuminated display
Programmable sensor keys
Full-duplex speakerphone function
Headset
USB slave
Interface for key modules
Phone/analog adapter
12
Octopus F200/400/650
USB slave
Headset
Handset
LCD, 40 x 6 characters
6