NOS, whose businesses include cable television and cinemas, reported a net profit of 80.5 million euros ($90.11 million) between January and June.

Consolidated revenues rose 4.5% to 775.2 million euros from a year ago, it said in a statement.

As the company invested 251 million euros in the period, part of which in its 5G wireless network, depreciation and amortisation costs increased 7% to 237 million euros.

Its 5G network covered 90% of Portugal's population in March, said NOS, which a year ago was in the initial phases of the new technology roll-out.

Consolidated earnings before interest, taxes, depreciation and amortisation (EBITDA) rose by 9.4% to 352.6 million euros, while its EBITDA margin - a key measure of profitability -improved 2.0 percentage points to 45.5%, the company said.

($1 = 0.8933 euros)

(Reporting by Sergio Goncalves; editing by Andrei Khalip)