Telephone Cable,Indoor use, twisted pair, ISO/IEC 11801, ANSI/TIA/EIA-568A. Product Name: Indoor Telephone CableModel NO.: HYVC 2*2*0.5Overview ... .Application: Used as work-station outlet to the FD/IDF and other horizontal cabling, Supporting TP-PMD Audio, integrated service digital ... (ISDN), ATM 155 Mbps, 100Mbps TPDDI, Fast Ethernet, etc. Indoor Telephone Cable