The highest points of the range are 2,819 m high Phou Bia, 2,720 m high Phu Xai Lai Leng and Ngọc Linh (Ngoc Pan), . The latter is located at the northwestern edge of the Triassic Kontum Massif, in central Vietnam. Important passes are the Nape Pass and the Mụ Giạ Pass.