The invention relates to a connector with a tuning circuit. The connector comprises a connecting head, a seat body and a printed circuit board, wherein the printed circuit board is arranged in the seat body; and a digital television tuning chip is arranged in the printed circuit board. By arranging the digital television tuning chip in the seat body, the vacant space in the seat body is used, thevolume occupied by a tuner is saved, a space does not need to be reserved for the tuner when a terminal product is designed, and the volume of the terminal product with a digital television receptionfunction can be greatly reduced.