New Delhi: Shares of telecom companies such as Idea Cellular and Reliance Communications ended the day with losses of up to 3.4 per cent after Trai more than halved mobile interconnection charges to 6 paise a minute. The scrip of Idea Cellular fell by 3.43 per cent to end at Rs 80.15 on BSE. During the day, it tumbled 7.4 per cent to Rs 76.85. Shares of Reliance Communications closed the day 1.74 per cent lower at Rs 19.80 after falling 4.21 per cent to Rs 19.30 in intra-day trade. Tata Teleservices (Maharashtra) also dipped 1.90 per cent to settle at Rs 6.19. During the day, it had lost 3 per cent to Rs 6.12. Shares of Bharti Airtel however, recovered early losses and ended with a marginal gain of 0.39 per cent at Rs 396.25. During the day, the stock had fallen by 6.25 per cent to Rs 370.