Colombian telecoms operator Avantel expects to launch a 4G offer in which the subscribers will only have to pay for the data but not for the voice service, reported Telecompaper.com on Aug 5, 2014. Avantel expects to launch its 4G LTE service by the end of the third quarter of 2014. Avantel had selected Nokia Solutions and Networks (NSN) to supply the complete infrastructure for its LTE network.