The Stylus5 SD is an alternative needle (replacement needle) that performs identical to the original needle, not the manufacturer made for Ortofon record cartridges. This replacement needle is a "synthetic diamond needle" type. This is a generic model that plays a regular range of sound ranges, with a standard conical shape. General life is about 200 hours. The successor to the OR.242-5 stylus 5 BLK (4951586232308).