The CN4016M00009T8188010 is a circuit network manufactured by JWT. It consists of an SMD2016-4P Crystal ROHS, which is a four-pad miniaturized package designed for surface mounting with integrated circuit (ICs). The CN4016M00009T8188010 uses a low-cost quartz crystal for use in oscillators, filters, resonators, and other frequency control circuits. It has low aging, temperature-compensated characteristics, and a low-leakage current. The device also features RoHS-compliant construction to meet environmental standards.