SPEAKER-MIC

☛ B1 20-Pin POGO Pinouts.docx
☛ B1 20-Pin POGO Pinouts.pdf

B1/B1-Plus Button Key Codes
Top RF PTT button: key code 302
Bottom POC button: key code 301
Speaker/mic: key code 305

B1/B1-Plus Speaker-Mic Pinout

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Headset Adapter for P2 to Retevis Headset