GoPro, Inc. announced earnings guidance for the fourth quarter ended December 31, 2017. For the fourth quarter, the company expects revenue to be approximately $340 million. Fourth quarter revenue includes a negative impact of approximately $80 million for price protection on HERO6 Black, HERO5 Black and HERO5 Session cameras, as well as the Karma drone. GAAP gross margin to be between 24% and 26%. Non-GAAP gross margin is expected to be between 25% and 27%. Non-GAAP gross margin for the same period, excluding the price protection impact of $80 million and other charges of between $19 million and $21 million, is expected to be between 44% and 46%.