Aiphone 6 Module Surface Box (2Hx3V) - GT-2C Sensors A: The product specifications mention

A: The product specifications mention an audio input and output

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Ethernet Port Rate

Supports using the control network port to connect to the multi-functional card to realize environment temperature detection

Aiphone 6 Module Surface Box (2Hx3V) - GT-2C Sensors A: The product specifications mentionDescription GT 2C Video Tenant Master Station with Internal Communication Features 3. 5 screen Appropriate for applications requiring internal communication within a single residence or business using the GT 2H sub master Digital PTZ while communicating with entrance station Easily contact the guard station Video output Secondary option button triggers a normally open contact on the back of the unit to trigger external devices Add a GT D audio door