Chanel 1 & 2 inputs are Ling and Phonon, cochineal 3 is or balanced 14" 3 pole Jack sockets, fe FEZ. Nag hen designed 0 have the best Phonon input performance on a 2 channel ribs The FF 2 was designed with Bifurcation One to be one of the best analogue signal path mixers in the word, Theta i late a Mic input that may be set to Booth fire or post Booth mix The Phonon input has four input capacitance settings to optimist matching to cartridge.