The sale part number is RTT20392JTE, and it is a 3.9KOhms ±5% 3/4W 2010 RoHS manufactured Chip Resistor Surface Mounted by RALEC. It is specifically manufactured for reactive impedance, signal transmission, circuit termination, and nonlinearity. It is designed for general electrical and electronic applications such as power amplifying signals, motor control, and power-line filtering. It features a low-loss performance, high temperature stability, and low noise levels.