Master Telephone Of Electronic Lc Gate Communication System As Per Rdso Specification No . Rdso/Spn/Tc/51/2021 Rev-1 Amdt-1 Or Latest ( With Voice Logging Facility) [ Warranty Period: 30 Month S After The Date Of Delivery ] [Quantity Tolerance (+/-): 5 %Age , Item Category : Normal , Total Po Value Variation Permitted: Max 8 Lacs ] ]