COLLECTIBLE SERIES PRE PAID PHONE

Brand	Owner	Address	Description
FRONTIER SELECTS	FRONTIER CORPORATION	527 Cedar Way Bldg 2, Suite 203 Oakmont PA 151392068	collectible series of pre-paid phone cards;
	Where the owner name is not linked, that owner no longer owns the brand

Technical Examples

A dual phone, and method of telecommunicating by using the same, have an ISDN phone and IP phone. The dual phone recognizes one of ISDN mode, IP mode, and external connection mode from a user input, and connects or releases a voice path between an ISDN phone and the IP phone based on the recognized mode, thereby enabling calling between an external ISDN phone and an IP phone.