Etherstack plc provided earnings guidance for the year 2017 and 2018. For the year, the revenue is expected to be between USD 6.4 million to USD 6.9 million, Cash is expected to provide increased positive cash flow over fiscal year 2016 positive result, Overheads and R&D expenditure estimated to be similar to fiscal year 2016 numbers, amortisation (Non-cash) charge to be similar to fiscal year 2016. For the year 2018, the revenue is expected to be between USD 7.3 million to USD 7.8 million, Cash is expected to provide increased positive cash flow over fiscal year 2017 positive result, Overheads and R&D expenditure to be in line with fiscal year 2017 numbers, amortisation (non-cash) charge in fiscal year 2018 to be significantly lower.