Reliance Communications has announced the launch of a tailor made STD product for its prepaid GSM subscribers in Karnataka. The STD pack is available in different denominations of Rs 22, Rs 40, Rs 45, Rs 145 & Rs 285, including Rs 75. While the call charges are as low as 50 paise/min in Rs 75 pack, they are even lower at 48 paisa / min with higher denominations of Rs 145 & Rs 285. The validity for the STD packs varies from 7 days to 30 days.This offer is available on e-recharge till further announcement and is exclusively announced to add joy for the occasion of festive season.