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Hytera PD505 and PD405 Pin Wiring Data

01 November 2015

2.5mm Pin (11.6mm long)

(NB this is not the same a used in Motorola earpieces. Motorola earpieces give an unreliable connection).

Ground for Mic only (not for speaker)

Mic in Series with PTT switch.


3.5mm Pin (14.3mm long)

Speaker +
Speaker Output +ve

Speaker -
Speaker Output -Ve


Hytera PD505 and PD405 pinout

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