ENTRY PANEL MODULE 4-BUTTON/VTO3312Q-P DAHUA

1xAudio-In | 1xAudio-Out | 1xMicroSD Card Slot | 1xRJ45 | 1xRS-485 | 1xAlarm In | 1xAlarm Out | 48 VDC, 1 A | Operating temperature range –40 °C to +60 °C