This cable connects older Peltor FLX headsets that have 5 pin connectors and connects to Hytera PD6 and X series radios.
PEL-CURLY-PD6
FLEX headsets were originally using a 5 pin connector. The newer FLX2 headsets are fitted with 6pin connectors. This is a 5 pin FLX compatible product.
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Please note these measurements are nominal please get in touch if you require more precise specifications.