SIP softswitch compatibility
NAT traversal on Private IP
Inbuilt noise & echo cancellation technology
Low bandwidth consumption....
Address book integration
BlockBuster also supports codecs such as G729, PCMU and PCMA. Try BlockBuster today!....
Notice: Dear Users, Please Exchange Your Expired Cards which are not working , Please Visit your retailer and ask for exchange , Only active distributor can change your card with same value or contact whats-app or email address for any issue.
***This offer is valid till November 30 , 2016.***