To meet with the requirements of product diversification, our company has designed and developed JRF599 series, which is compatible with high frequency signal, low frequency signal, high speed transmission signal, optical signal and other kinds of signals. The Products with small size, light weight, high density contact element, removable contact, which can realize different types within the same hole location contact swaps, product can be used in complex environment, like strong vibration, wind sand and wet in the rain.