KARACHI, July 10: The Pakistan Telecommunication Company Limited has introduced Integrated Services Digital Network (ISDN), taking a further step towards providing state-of-the-art telecom technologies to its customers, says a PTCL press release issued Thursday.

ISDN will provide the subscribers with faster, clearer voice and fax communication plus a new way to send and receive video images, graphics and complex computer data on a phone.

ISDN can be used for high speed computer to computer data communication, computer-based video conferencing, ISDN phone with caller identity, etc.—PPI