Jio launches voice-only plans from Rs.147: How do prices compare with Airtel and Vi?

New Delhi, Nov. 5 -- Reliance Jio has joined Airtel and Vodafone Idea (Vi) in introducing voice-only prepaid recharge plans, giving customers an alternative to conventional packs that bundle calling, messaging and mobile data. The move comes after the Telecom Regulatory Authority of India (TRAI) di…