Korean smartphone maker says it’s “puzzled” over SK Telecom’s move to sell the Galaxy S5 before the April 11 launch date. The move comes just before the operator must begin its suspension for breaching the country’s subsidy rule. Samsung has revealed that it knew nothing of SK Telecom’s plans to launch its Galaxy S5 smartphone two weeks ahead of the scheduled April 11 date. The leading mobile operator in South Korea, SK Telecom began selling the S5 on Thursday apparently without securing prior consent from the smartphone maker. The device is currently available for purchase at a local price tag of 866,800 won (US$809.07), and will be sold at a discounted price of as low as 660,000 won (US$616.05) for SK Telecom’s long-term subscribers according to reports.Samsung’s flagship device sports a 5.1-inch high-definition 1080p display, Snapdragon 800 2.5GHz quad-core processor, and a 16-megapixel camera. Besides the heart rate monitor, the smartphone will also have a fingerprint scanner.