BIGTONE LTD was established and started in November 2006 were Zantel launched a brand new technology called high Speed CDMA data access network on a fully commercial basis. This network is offering Zantel customers’ data speeds of up to 2.4 mbps.

Big tone Ltd Head Office is located at Makunganya/ Simu Street near club Billicanas. Now Big tone Ltd has opened several CDMA selling Point of CDMA equipments and Vouchers.