The invention provides a multi-functional digital seismic wave hole pressure static sounding testing system. The multi-functional digital seismic wave hole pressure static sounding testing system comprises a cone head (1), a hole pressure filter ring (2), a side wall friction barrel (3), an adapter (4), a connecting rod (5), a friction reduction rod (6), a probing rod (7), an upper computer data acquisition circuit board (8), a depth encoder (9), a data acquisition computer (10) and a coaxial cable (11), wherein the coaxial cable (11) penetrates through the friction reduction rod (6) and the probing rod (7); one end of the coaxial cable is connected with two power lines and two signal lines in the connecting rod (5); and the other end of the coaxial cable is connected with the upper computer data acquisition circuit board (8). The multi-functional digital seismic wave hole pressure static sounding testing system is compact and reasonable in structure, reliable in circuit design, high in testing precision, convenient to use, high in measurement efficiency, accurate and reliable in measurement result and good in repeatability, and provides a powerful testing tool for civil engineering exploration practice.