Two Way Radio Pinout

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radio T R S t r r s note
Baiston BST-558 ? mic1 +3.3v/0,32ma, ptt1 spk1 ? NP spk2, mic2, ptt2
Intek MT-5050 spk1 NP spk2 mic1 ? NP mic2, ptt2 mic e ptt in serie
TYT TH-UV3R NP NP NP spk1 32ohm mic1,ptt1 NP mic2, ptt2 con ptt chiuso, mic 1k