videotelephony
テレビ電話
3GP and 3G2
H.331
Information appliance
Media phone
Mobile VoIP
Press videoconferencing
Project DIANE—a large U.S. business and social services videoconferencing network
smartphone
telecollaboration
Teleconference
Telephony—the ancestral technology
Teletraining
U.S.–Soviet Space Bridge
Visual communication
VROC (Virtual Researcher on Call)
web conferencing
/suto3/google.iconvideotelephony
image videotelephony
define videotelephony
wikipedia videotelephony
weblio videotelephony
kotobank videotelephony
jisho videotelephony