How many pins does the SR-655HPC microphone have? Shawn December 05, 2016 18:33 It uses the standard 4 pin microphone connection. Related articles Tuning Your Antenna for the Lowest SWR Microphone Wiring Where is the mic gain control? SR-655HPC Setup Guide Does the Stryker SR-955 HPC transmit a CTCSS tone to access repeaters? Comments 0 comments Article is closed for comments.