Bharti Airtel Tuesday launched a new roaming scheme for its prepaid
customers in Delhi which will enable them to receive free incoming calls
in five states.
"With this pack, Airtel prepaid mobile customers can
now get up to 30 days of free incoming calls while travelling to Bihar,
Jharkhand, Uttar Pradesh, Uttrakhand and West Bengal (except Kolkata) on
a recharge of Rs. 21," Bharti Airtel said in a statement.
Delhi customer at present are charged Re 1 for incoming calls, Re 1 for
local outgoing calls and Rs. 1.5 paise for STD calls on roaming, the
The company has also announced the launch of high
quality voice service for its subscribers in Kenya, Rwanda, Malawi and
Nigeria in the African subcontinent.
"Airtel becomes the third
operator to launch a mobile HD voice service in Africa. Further launches
will be scheduled in 2013," the company said in a statement.
HD voice, customers can talk normally and be heard clearly, without
having to raise their voice, even in noisier environments.
confirm that customers place a high value on HD voice," Airtel Africa
Chief Marketing Officer Andre Beyers said, adding, "the new service will
enrich end-user experience for Airtel subscribers".
Mobile HD voice enables high-quality voice calls because it reduces background noise often heard on a regular call.
is based on AMR (Adaptive Multi Rate) wideband technology (W-AMR) which
operates with nine different bit rates, providing high-quality voice
Compared to the current narrow-band speech codec device,
the W-AMR speech-compression algorithm doubles voice bandwidth and
produces better results.