supply of coil cord , coil cord for slave telephone of electronic lc gate communication system as per rdso spec no.rdso/s pn/tc/51/2021 (rev 1.0)amdt-1 or latest (with voice logging facility) with latest amendment suitable for bentron make sl ave telephone installed in rajkot division or similiar [ warranty period: 30 months after the date of delivery ] ] , coil cord for master telephone ofelectronic lc gatecommunication system as perrdso spec no.rdso/s pn/tc/51/2021 (rev 1.0)amdt-1 or latest (with voicelogging facility) with latest amendment suitable for bentron make ma ter telephone installed in rajkot division or similiar. [ warranty period: 30 months after the date of delivery ] ]